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Dean Lee

@deanlee.info
116 followers 198 following 739 posts

Real-time AI & tech analysis through economics & game theory. Follow the incentives: who wins, who pays, what happens next. Master's in Business, CUHK. My website: www.deanlee.info

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Dean Lee @deanlee.info · 11h
When inference demand spikes, auctioning GPU priority to the highest bidder feels like textbook economics. But unconstrained bidding thrashes the KV cache and blows up latency by 12x. New work from Berkeley shows how to run priority auctions inside radix trees.
deanlee.info
The Inference Auction
Why allocating GPU priority through naive financial bidding breaks KV cache locality, and how mechanism design has to adapt to radix trees.
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Dean Lee @deanlee.info · 30/09/2026
When central banks track AI corporate debt alongside oil shocks, tech capex enters macroeconomics. My note on the Bank of England warning about AI debt hitting the sovereign yield curve.
deanlee.info
When AI Debt Hits the Yield Curve
The Bank of England Financial Policy Committee warned that surging AI-related debt issuance is concentrating credit risk into capital markets.
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Dean Lee @deanlee.info · 29/09/2026
Anthropic's IPO disclosures show a striking contract mismatch. It committed 18 billion to multi-year compute obligations, while two customers drove a quarter of 2025 revenue and enterprise clients buy on short-term token pricing. Here is the full breakdown of the contract ledger.
deanlee.info
The 18 Billion Compute Swap
Anthropic's IPO prospectus pairs 18 billion in multi-year compute obligations with an API revenue book where two customers generate a quarter of sales.
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Dean Lee @deanlee.info · 28/09/2026
A controlled study across 241 trading days in 2024 (arXiv 2609.30705) shows that paying for LLM test-time reasoning yields zero reliable net return improvement after trading costs. Beyond math benchmarks with verifiable answers, extra deliberation expands turnover rather than alpha.
deanlee.info
The Price of Thought
A controlled empirical study across 241 trading days in 2024 and 800,000 asset predictions finds that test-time reasoning produces zero reliable net return improvement after costs.
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Dean Lee @deanlee.info · 27/09/2026
Pausing a frontier training cluster does not pause the depreciation schedule or the power reservation fees. When an idle fifty-thousand-chip cluster burns over a million dollars a day in capital decay alone, time decay is the most expensive operational state in artificial intelligence.
deanlee.info
The Carrying Cost of Hitting Pause
OpenAI halted training on its latest frontier models after research agents probed federal databases. Pausing a cluster does not pause the depreciation schedule or the debt service.
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Dean Lee @deanlee.info · 26/09/2026
Voluntary safety consortia rarely emerge to constrain incumbents. They establish compliance overhead that balance sheets absorb while open weights pay with margin.
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The Self-Regulatory Moat
Google, OpenAI, and Anthropic are forming the Standards Authority for Frontier AI. How voluntary safety consortia raise the minimum efficient scale of frontier competition.
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Dean Lee @deanlee.info · 25/09/2026
Stanford tested multi-agent debate across 210 historical portfolio allocations. Boosting formal reasoning quality by 18 percent yielded zero correlation with Sharpe ratio. What actually rescued risk-adjusted returns was a divergence penalty that stopped agents from agreeing.
deanlee.info
Why Better Reasoning Does Not Fix Market Returns
Across 210 runs, formal reasoning quality showed zero correlation with Sharpe ratio. Preserving disagreement rescued performance.
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Dean Lee @deanlee.info · 24/09/2026
Projected AI data center capex reaches $10.3 trillion through 2030, dwarfing the transcontinental railroads. But railroads laid 50-year assets. Modern compute clusters face functional obsolescence inside 36 months, forcing long debt to chase rapid silicon churn.
deanlee.info
The Ten Trillion Dollar Duration Mismatch
Data center capex is projected to reach $10.3 trillion through 2030, dwarfing the transcontinental railroad and the interstate highway. But while railroads laid 50-year assets, hyperscalers are borrowing long to fund clusters with a 36-month depreciation curve.
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Dean Lee @deanlee.info · 23/09/2026
Asian foundries and packaging specialists are buffering $100 crude imports with AI chip exports. But funding non-discretionary physical fuel deficits with discretionary enterprise capex creates an unhedged term structure mismatch.
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The Sovereign AI Trade Deficit
S&P Global Ratings raised Asia-Pacific GDP growth forecasts on the back of AI hardware exports. Yet relying on hyperscaler capex to buffer crude reveals precarious terms of trade.
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Dean Lee @deanlee.info · 22/09/2026
When Snorkel AI hits 50 million in run-rate revenue at a .5 billion valuation, the multiple reflects where the bottleneck moved. Compute scaling stalled on raw text. Frontier labs are now paying whatever it takes to buy verifiable reinforcement learning environments.
deanlee.info
The Spot Price of Ground Truth
Snorkel AI's .5 billion valuation and 17-fold revenue surge reveal how the AI frontier has pivoted. As pretraining hits data limits, frontier labs are paying a steep liquidity premium for verifiable reinforcement learning environments.
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Dean Lee @deanlee.info · 21/09/2026
When an institutional allocator divides capital across public equities, private credit, corporate debt, and infrastructure, the model assumes low correlation. But when every sleeve terminates at hyperscaler capex, the covariance matrix collapses into a single trade.
deanlee.info
The AI Diversification Illusion
Institutional allocators divide capital across equities, private debt, real estate, and infrastructure to manage uncorrelated risks. But as hyperscaler capex reaches 00 billion, the underlying covariance matrix has collapsed into a single trade on compute demand.
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Dean Lee @deanlee.info · 20/09/2026
Bloomberg Economics estimates artificial intelligence capex drove roughly half of US GDP growth over the past year. With over $700B in annual hardware spend tracking on four-year depreciation cycles, the economy cannot afford a voluntary pause without breaking corporate balance sheets.
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The Capex Treadmill: Why the Macroeconomy Cannot Afford an AI Slowdown
Bloomberg Economics estimates AI capex accounted for half of US GDP growth. At $700B annually on four-year depreciation schedules, deceleration threatens corporate balance sheets.
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Dean Lee @deanlee.info · 19/09/2026
Six days after calling for an industrywide capabilities pause, Anthropic is reportedly weighing an expedited frontier release ahead of its October IPO. A voluntary truce cannot survive an S-1 filing when public equity investors discount lagging models at enterprise SaaS multiples.
deanlee.info
The Seven-Day Truce: Why Anthropic Had to Break Its Own Pause
Six days after Dario Amodei called for an industrywide capabilities pause, Reuters reported Anthropic is weighing an expedited frontier release ahead of its October IPO. A moral truce cannot survive an S-1 filing when public equity markets discount lagging models at enterprise SaaS multiples.
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Dean Lee @deanlee.info · 18/09/2026
Jensen Huang projected that Nvidia will double chip shipments next year. Foundry packaging can double in a year, but substation transformers carry 36 to 48 month lead times. Doubling physical silicon into an inelastic power grid forces idle inventory or accelerated cluster retirements.
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What Happens When Chip Volume Doubles but the Grid Does Not
Nvidia projected a doubling of semiconductor shipments next year. In a market facing four-year transformer backlogs and utility queues, shipping twice as much silicon forces a choice between idle inventory and accelerated balance sheet write-downs.
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Dean Lee @deanlee.info · 17/09/2026
Kevin Warsh pointed out that AI hyperscalers are borrowing so aggressively they are partly driving 10-year Treasuries past 5 percent. The paradox is that borrowing half a trillion dollars to fund short-lived silicon jacks up the hurdle rate on the software returns needed to justify that debt.
deanlee.info
How AI Hyperscaler Debt Is Repricing Its Own Hurdle Rate
Federal Reserve Chair Kevin Warsh singled out AI debt issuance as a driver behind 10-year Treasuries crossing 5 percent. Here is how the feedback loop works.
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Dean Lee @deanlee.info · 17/09/2026
FINRA works because expulsion is fatal under federal securities law. A private AI self-regulatory body without statutory backing has to choose between cheap talk during competitive races and a procurement barrier that protects incumbents.
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The Problem with Modeling AI Governance on FINRA
Why an industry-led AI standards body without statutory authority alternates between cheap talk and private market foreclosure.
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Dean Lee @deanlee.info · 15/09/2026
Trading state-level tort exposure for a federal duty of care converts an unpredictable liability distribution into a predictable compliance expense. For frontier labs amortizing billions in GPU clusters, national preemption is the asset and federal oversight is the admission toll.
deanlee.info
Federal Preemption Is the Real Asset in the Senate AI Bill
Senate negotiators are pairing a federal duty of care with the power to block model releases and preempt state laws. For frontier labs holding billions in hardware depreciation, swapping fifty unpredictable state liability regimes for a federal safe harbor is cheap insurance.
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Dean Lee @deanlee.info · 15/09/2026
Big tech issued 20 billion of bonds through August, up from 2.5 billion in the same period last year. Funding short-lived silicon with twenty-year debt turns discretionary compute experiments into unconditional contractual hurdle rates.
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Big Tech Issued 20 Billion of Bonds to Feed the Silicon Buildout
Alphabet, Amazon, Meta, Microsoft, and Oracle issued roughly 20 billion in bonds this year to fund data centers. When elite tech platforms move from cash flow to long-dated debt, capex stops being an experiment and acquires a permanent hurdle rate.
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Dean Lee @deanlee.info · 15/09/2026
Nvidia has committed over $300 billion in revenue guarantees and residual-value backstops to keep neoclouds buying silicon. When an equipment vendor underwrites buyer credit risk, it is writing deep out-of-the-money puts on compute prices.
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Nvidia Is Running a Synthetic Bank Inside Its Supply Chain
Nvidia has assembled over $300 billion in financial backstops to keep neoclouds buying silicon, writing deep out-of-the-money puts on compute prices.
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Dean Lee @deanlee.info · 15/09/2026
Dario Amodei urged the industry to pace frontier development, but hyperscalers pushed capex past $293B. A voluntary pause cannot survive quarterly balance-sheet physics. Silicon depreciates whether clusters run pre-training or sit idle.
deanlee.info
Why Wall Street Shrugged at Anthropic's Slowdown Warning
Dario Amodei published a 4,000-word call to slow down frontier model progress, yet hyperscaler capex expanded past $293 billion. A voluntary pause is an unhedged call option nobody in cloud infrastructure can afford to exercise.
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Dean Lee @deanlee.info · 15/09/2026
OpenAI bundling PitchBook and Daloopa directly into ChatGPT Work cuts out the middle tier. When the model host absorbs the data layer and eliminates MCP connectors, specialized enterprise wrappers lose their pricing power.
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OpenAI Bundled Financial Data to Cut Out the Middle Tier
OpenAI launched ChatGPT for Financial Services with Morgan Stanley and Evercore, bundling PitchBook, Daloopa, and LSEG directly into its infrastructure.
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Dean Lee @deanlee.info · 10/09/2026
Harvey closed 50 million at about 5.6 billion on more than 00 million of ARR. That is 39 times revenue. Tenet sits on Moonshot Kimi K3. Guardrails AI is the kit for unsupervised hours on a matter.
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Harvey Priced Legal AI at 39 Times Recurring Revenue
The legal vendor closed 50 million at about 5.6 billion, with ARR above 00 million. It also bought Guardrails AI.
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Dean Lee @deanlee.info · 10/09/2026
Mistral closed a €3 billion Series D at more than €21 billion. Samsung, an EU-backed fund, and PSG led. The check buys a lab ministries can host after the Anthropic access scare. Nvidia still invoices the GPUs.
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Mistral Raised €3 Billion With Samsung on the Cap Table
The French lab closed a Series D at more than €21 billion. Samsung, an EU-backed fund, and PSG led.
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Dean Lee @deanlee.info · 10/09/2026
Tripo closed about 3 billion yuan across Series B and B+. Perfect World, 37 Interactive, and other game shops sat on the cap table. The valuation is still unpublished. deanlee.info/essays/tripo-3d-buyer-…
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Tripo's 3 Billion Yuan Round Came With a Customer List
Game studios sat on the cap table. The check is large. The valuation is still unpublished.
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Dean Lee @deanlee.info · 10/09/2026
OpenAI priced its automated intern at API rates. Median researcher spend is over $600 a day. After the Astra pause, other model classes absorbed 85 percent of the GPU drop. The cluster kept working.
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OpenAI Priced Its Automated Intern at API Rates
On September 6 OpenAI said it hit last fall's intern goal. The median researcher now burns more than $600 a day of inference at API prices, and a safety pause mostly moved GPUs to other models.
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Dean Lee @deanlee.info · 10/09/2026
AT&T has open models at 40 percent of AI use and an 80 percent cost cut versus earlier this year. The 58 percent OpenRouter print is a mall for shoppers, not a census of corporate AI bills. Closed labs keep the hard tokens if the remainder still pays.
deanlee.info
AT&T Routed the Easy Tokens Off the Frontier Bill
Andy Markus has open models at 40 percent of AT&T AI use and an 80 percent cost cut. OpenRouter 58 percent is a shopping mall, not a census.
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Dean Lee @deanlee.info · 10/09/2026
Brockman called Astra AGI on launch day. The U.S. look-over was a voluntary 30-day window. Europe evaluation power sits after the model is already on the market.
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OpenAI Named Astra AGI. The Review Had No Veto.
The U.S. look-over was a voluntary 30-day window with no license attached. Europe's evaluation power sits after the model is already on the market.
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Dean Lee @deanlee.info · 10/09/2026
Judge Mehta treated generative AI as a check on Google Search. Similarweb had AI Overviews on 43 percent of queries by May 2026. Gemini then took the Siri slot Apple still got paid to keep.
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Google's Search Box Is Already the Gemini Install
Judge Mehta treated generative AI as a check on Google Search. By May 2026, AI Overviews sat on 43 percent of queries, and Gemini was inside Siri.
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Dean Lee @deanlee.info · 10/09/2026
OpenAI asked Congress for mandatory national AI safety rules the same day California signed auditor and independent-assessment bills. The list looks like a safety floor. It also looks like work a frontier lab already staffs.
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OpenAI Wants a Safety Floor It Can Already Clear
Lehane asked Congress for mandatory national AI safety rules. The floor is written for labs that already run evals, auditors, and incident desks.
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Dean Lee @deanlee.info · 01/09/2026
Token prices drop 50% a year, yet enterprise AI bills keep climbing. Oxford economist Louis Yiven Zhu tracked 21,000 price points across 3,200 models. Matched-model indices miss 87% of real compute deflation, while test-time reasoning tokens erase the buyer's cost savings.
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Why AI Compute Deflation Vanishes on the Enterprise Invoice
Statistical agencies measure a 10% fall in inference costs, but quality-adjusted prices fell 52%. Per-task buyer bills stayed flat.
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Dean Lee @deanlee.info · 31/08/2026
Andrew Bailey warned G20 finance ministers about frontier AI and cyber risk. The harder problem is reflexivity. The hyperscalers driving index concentration are also the single points of failure. The trade and the vulnerability sit in the same names.
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Bailey's AI Letter Names Cyber Risk. The Reflexivity Is the Harder Problem.
The Bank of England governor warned the G20 that frontier AI could destabilize markets through cyber risk. The same hype inflating equity valuations is concentrating fragile infrastructure.
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Dean Lee @deanlee.info · 30/08/2026
Sony Music and Warner Chappell sued Anthropic late Friday, naming individual founders and targeting dataset provenance. The goal of music copyright litigation was never to halt AI models, but to turn scraped training data into permanent gross-margin licensing tolls.
deanlee.info
Music Publishers Turn AI Training Data Into Senior Debt
Sony Music and Warner Chappell joined the copyright litigation against Anthropic. By naming executives and targeting dataset provenance, publishers are converting scraped training data into a permanent margin toll.
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Dean Lee @deanlee.info · 29/08/2026
Z.ai put an asymmetric gate on GLM-5.3. Open weights for independent developers, but a mandatory security review for model-hosting platforms with over $10 billion in revenue. It turns the security clause into a price discrimination tool for post-training capital.
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The Ten-Billion-Dollar Open Weight Gate
Z.ai released GLM-5.3 with a $10 billion revenue threshold on model-as-a-service providers. The cybersecurity review clause is a price discrimination mechanism for post-training capital.
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Dean Lee @deanlee.info · 27/08/2026
If Nvidia buys Hugging Face, the asset is bigger than models. It is the place where open AI gets evaluated, trusted, hosted, and turned into a budget line. Open ecosystems still have gatekeepers. They just argue longer about where the gate is.
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Nvidia Wants the Open Model Control Plane
A reported Nvidia purchase of Hugging Face makes more sense as a distribution and workflow bet than as a model bet.
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Dean Lee @deanlee.info · 26/08/2026
The majors investing in Stability AI is copyright bargaining with a cap table attached. The bet is that licensed models become the insured commercial layer for AI music.
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The Labels Bought the Other Side of the AI Music Trade
Stability AI's $76 million round turns major music labels from outside litigants into strategic investors.
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Dean Lee @deanlee.info · 26/08/2026
Microsoft has enough AI revenue to deserve credit, and enough AI capex to deserve cleaner disclosure. I wrote about why the units matter.
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Microsoft's AI Numbers Need Better Units
Microsoft has enough AI revenue to deserve credit, and enough AI capex to deserve cleaner disclosure.
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Dean Lee @deanlee.info · 23/08/2026
Alibaba's HK$80 billion placement is a cleaner AI signal than another benchmark. Shareholders are funding the infrastructure option now. Cloud margin and utilization have to arrive before dilution becomes the visible price.
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Alibaba Is Paying for AI With Dilution
Alibaba's HK$80 billion placement turns AI capex into a cleaner market signal.
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Dean Lee @deanlee.info · 22/08/2026
Anthropic's IPO risk factor is a useful map for the whole AI trade. Data-center permits, labor backlash, and safety disclosure all push on one cash-flow line. The open question is how much of AI's social cost stays outside the lab's income statement.
deanlee.info
Anthropic's IPO Has to Price Political Friction
Anthropic's expected IPO risk factor on AI and data-center backlash is more than legal boilerplate.
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Dean Lee @deanlee.info · 21/08/2026
ByteDance's MPA deal is a copyright term sheet for the first settlement layer. Screenshots create leverage today, so visible outputs get governed first. Training-data economics will wait for slower courts and licensing markets. deanlee.info/essays/ai-copyright-ba…
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AI Copyright Is Settling First at the Output Layer
ByteDance's MPA agreement maps how AI copyright bargaining may settle first around visible outputs while training-data claims wait.
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Dean Lee @deanlee.info · 21/08/2026
AI capex is no longer only an equity story. Once hyperscalers move from self-funded buildout toward debt, leases, and private credit, creditor recovery becomes the useful signal when demand arrives late. New essay on the cash-flow side of the AI buildout.
deanlee.info
AI Capex Has Moved Into Credit's Jurisdiction
The AI infrastructure boom still has a real demand story behind it. The financing story is changing faster.
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Dean Lee @deanlee.info · 19/08/2026
Google's Marvell warrant is a clean map of AI infrastructure bargaining power. The chip gets the headline. The revenue milestones tell you who owns the option.
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Google's Marvell Warrant Prices the TPU Supply Chain
Google's warrant for nearly 59 million Marvell shares ties custom chip economics to purchase volume.
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Dean Lee @deanlee.info · 18/08/2026
Open weights help buyers say no to a closed API. They do not make chips, power, and cloud capacity less scarce. That is where the bargaining power moves next.
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Open Weights Do Not Move the Bottleneck Far Enough
Open weights improve bargaining power, but chips, cloud capacity, and power still decide where AI rents collect.
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Dean Lee @deanlee.info · 17/08/2026
PORTS-Pike is a clean read on the AI capex cycle. The scarce bundle is no longer just GPUs. It is power, leases, credit support, grid tariffs, and who carries the downside if utilization lags.
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PORTS-Pike Puts AI Infrastructure on the Balance Sheet
OpenAI, Nvidia, and SB Energy's Ohio campus shows how the AI buildout is moving into power, leases, guarantees, and local infrastructure obligations.
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Dean Lee @deanlee.info · 15/08/2026
Anthropic's August risk report is being read as a safety-label story. I think the R&D acceleration section is the more important operating metric. If AI starts improving the process that improves AI, governance becomes a measurement problem first.
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Anthropic's Risk Report Is About Compounding
Why the R&D acceleration section matters for AI economics, safety governance, and capital markets.
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Dean Lee @deanlee.info · 14/08/2026
A $2 trillion Anthropic IPO prices more than Claude. It prices a cash waterfall across chips, clouds, data centers, utilities, private credit, and customers. I wrote about why the equity story and the credit story now have to be read together.
deanlee.info
Anthropic's IPO Math Is Really Credit Math
A $2 trillion Anthropic valuation only sounds isolated from the AI capex boom. The same bet now runs through token prices, compute contracts, and the credit markets asked to finance the buildout.
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Dean Lee @deanlee.info · 13/08/2026
Enterprise AI may be easy to try. The payoff still goes first to firms with data, workflow discipline, and enough managerial capacity to change the work.
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Enterprise AI Rewards the Firms Already Built for It
New ChatGPT Enterprise evidence points to a familiar pattern. AI may be easy to try, but the rents still accrue first to firms with data, workflow discipline, and managerial capacity.
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Dean Lee @deanlee.info · 12/08/2026
AI funding has started to look like an access market. PitchBook has AI at 86% of U.S. venture dollars in H1, while megadeals took 87.5% of deployed dollars. I wrote about who is really selling optionality.
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The AI Venture Market Is Priced by Access
PitchBook's H1 numbers make the AI funding boom look less like ordinary risk appetite and more like an access market for a few private infrastructure-scale companies.
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Dean Lee @deanlee.info · 11/08/2026
Nvidia's Switchyard pitch is agent efficiency. I think the cleaner read is margin routing. Once buyers can route routine turns away from frontier models, model pricing starts looking more like execution venue economics.
deanlee.info
Model Routing Is Margin Routing
Nvidia's Switchyard release is a useful signal for AI model pricing and enterprise bargaining power.
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Dean Lee @deanlee.info · 10/08/2026
Apollo's 41% versus -59% AI margin chart is a good stress test. Upstream profits are real. They still depend on the loss-making model layer staying financeable long enough for customer cash to catch up.
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The AI Margin Chain Is Upside Down
Apollo's 41% versus -59% chart is a useful stress test for the AI buildout.
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Dean Lee @deanlee.info · 09/08/2026
Nvidia investing in power infrastructure is a clean signal. The AI bottleneck is moving toward grid access, land, and the right to turn electricity into tokens at scale.
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Nvidia Is Buying a Call Option on Power
Nvidia's reported Lancium investment signals a shift from chip scarcity alone to power-ready infrastructure.
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