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jimmy

@jimmy.path.pub
327 followers 301 following 981 posts

(re)building web 2.0 sometimes also streets, software, cities in Hudson City, NJ

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jimmy @jimmy.path.pub · 20/08/2026
Probably not related, but maybe related? Apparently GLM 5.2 is good at code reviews. Maybe some skills are transferring.
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jimmy @jimmy.path.pub · 20/08/2026
Perplexity Kimi K3 gives a highly-censored result, oof. GLM 5.2 is able to ground in good sources though and seems pretty reasonable.
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jimmy @jimmy.path.pub · 05/08/2026
Top 10 by activity is largely fun / positive / curious too:
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jimmy @jimmy.path.pub · 05/08/2026
I was browsing top Bluesky links and not only is it overly centered on US politics, but it is also largely pretty negative stuff. I don't disagree there's a lot of bad in the world, but that's not all people want to talk about. In contrast, the top Subreddits are way more fun and interest driven:
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jimmy @jimmy.path.pub · 05/07/2026
I've been dual-tracking Q&A AI queries between Perplexity with Gemini 3.1 Pro and GPT-5.5 Extra High. But Gemini has gone backwards recently without any public version change. Google clearly doesn't have enough compute and has been kneecapping their own model to avoid timeouts. /
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jimmy @jimmy.path.pub · 14/05/2026
"in many cases quarantine travelers". So in many cases, no quarantine? Should I go buy toilet paper tonight? 🫣
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jimmy @jimmy.path.pub · 03/05/2026
Pretty cool to be able to see the most blocked accounts for Bluesky, but also Bluesky's own feed customization app is the #2 blocked account 😅?! Surprised/not surprised, but it's disappointing to see the hate. Bluesky can't have an impact without much needed experimentation. clearsky.app #atproto
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jimmy @jimmy.path.pub · 24/02/2026
Disturbing hypocrisy – reports on the other site saying that Anthropic appears to have distilled *from* Chinese model DeepSeek. I was also able to personally reproduce.
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jimmy @jimmy.path.pub · 09/02/2026
This is very 2010s tech trauma and spiteful, but I don't mind that $TEAM is in decline due to fears of being replaced by AI. No other company did more to create little dictatorships within the industry with more annoying software. Go ahead and drag JIRA and Confluence to the trash bin please.
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jimmy @jimmy.path.pub · 01/02/2026
The AI Frontier has such wild swings. A year-and-a-half ago, Perplexity was talking about how Anthropic had saved them by eliminating hallucinations. Now, on this hallucination benchmark, the top models all have <half the hallucination rate of Claude. And open models / Chinese models do really well.
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jimmy @jimmy.path.pub · 13/01/2026
OpenRouter says it's #1 for Legal and #3 for Finance use cases
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jimmy @jimmy.path.pub · 10/01/2026
45 likes for a link that 404's. What is happening to us? 😭😭😭
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jimmy @jimmy.path.pub · 09/01/2026
Chain-of-thought around tool-calls leaking into an AI chat response. This actually happens infrequently but regularly in my usage. I wonder if this is a bug or actually something more intrinsic that you might not be able to completely stop an LLM from doing.
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jimmy @jimmy.path.pub · 08/01/2026
Consumer EdTech is in steep decline as well. Seems to make sense. From: www.similarweb.com/corp/wp-cont...
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jimmy @jimmy.path.pub · 08/01/2026
Lots of speculation that Google could be displaced by AI chat. Slowly becoming true, but looks like it's actually a lot worse for all the alternatives. 12 week comp. (Personally I've set Perplexity to be my default search engine and don't find Google useful anymore except for navigational queries)
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jimmy @jimmy.path.pub · 06/01/2026
This is an interesting example to me of an expert human making a basic arithmetic mistake that the current state of AI does not make. A year later, hallucinations seem way down. The number is a fatality every 79.4M not 123M miles. Perplexity with Sonar or Gemini both get it right. ChatGPT does too.
SonarGeminiChatGPT 5.2 (Extended Thinking)
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jimmy @jimmy.path.pub · 05/01/2026
Small quirk I noticed in inference costs between a smaller model and a larger one. Qwen3 8B is half the price of Qwen3 4B even though theoretically 8B is a lot more computationally intensive. Probably a demand issue with 4B. GPUs need to stay fed, else it is burning money while doing nothing.
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jimmy @jimmy.path.pub · 05/01/2026
FYI your Bluesky handle is invalid right now. You need the Congressional IT dept to update a DNS record to prove your account is your account. What probably needs to be set: _atproto.menendez.house.gov TXT did=did:plc:5m3ztlfb5emucvfci334um6n
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jimmy @jimmy.path.pub · 30/12/2025
There have to be other people suffering from this. In case it's helpful: Firefox can end up with severe network slowness with QUIC enabled and a VPN/Wireguard layer. In my case it might be from running Tailscale. Disabling http3 makes it nice and fast again.
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jimmy @jimmy.path.pub · 23/12/2025
Remote workers don't need to be in the same physical space, but the tensors replacing them do.
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jimmy @jimmy.path.pub · 23/11/2025
There is something much more deeply broken with link sharing than Twitter or Facebook's infamous downrankings. 8 likes and a quote tweet on a post with a broken link. People don't read the actual articles anymore.
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jimmy @jimmy.path.pub · 18/11/2025
I say this as someone that roots for Bluesky and thinks they will eventually figure things out but likes are declining again. My hypothesis is there is structurally something that promotes national politics here, and it suffocates the ability to talk about anything else. We need topics. #atproto
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jimmy @jimmy.path.pub · 14/10/2025
Was playing with making additional AI chatbots available on path.pub and finding Perplexity Pro and Perplexity Deep Research a really nice pairing. Pro gets you a fast answer. Deep Research finds the nuance. R* is a controversial concept, and DR actually figures that out.
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jimmy @jimmy.path.pub · 08/10/2025
RPA does a lot of good stuff, but when it comes to AI & datacenters, it doesn't seem to have heard of "the cloud". If the goal is AI jobs, it has nothing to do with where the data centers are located: rpa.org/news/lab/pla...
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jimmy @jimmy.path.pub · 30/09/2025
The decline in reading is across countries and massive:
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jimmy @jimmy.path.pub · 30/09/2025
Love Reading Rainbow is back, but it's worth thinking about what is actually destroying literacy – smartphones and short-form video. Great newsletter about it in the Cultural Capital newsletter here: jmarriott.substack.com/p/the-dawn-o...
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jimmy @jimmy.path.pub · 28/09/2025
Decimation of local media is harming accountability on safe streets. Even while public interest is surging in Hudson County and NJ, there is no longer comprehensive coverage of fatal crashes. Two crash deaths in Union City right before school started, zero news coverage. Jersey Journal used to cover
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jimmy @jimmy.path.pub · 21/09/2025
But ChatGPT-5 Thinking went to the source and read the original White House announcement and was able to identify and on-going discrepancy even before clarifications today that the fee was one-time.
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jimmy @jimmy.path.pub · 08/09/2025
Interesting: Stumbled upon a ChatGPT 5 mode that seems to attach a confidence to each statement. It prompted me if I wanted to do this and saved it to memory. I wonder what the confidence represents. Always a chance the LLM is just trying to please, but seemed like a programmed mode to me.
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jimmy @jimmy.path.pub · 23/08/2025
I don't think it's that simple to say, here's a good solution, why doesn't everyone agree, and why haven't we adopted it. The US – unique among developed countries – has not adopted many easy, cheap, empirically proven solutions to decrease crash deaths. Let alone AVs are an expensive solution.
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jimmy @jimmy.path.pub · 23/08/2025
Newark stroads are really something. I think there's actually a lot of demand for safer streets in Newark, but Baraka hasn't done anything, and there's not a local org that I can see supporting. Don't know what the Newark politics are, but how are all these parking lots next to Penn Station still?
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jimmy @jimmy.path.pub · 22/08/2025
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jimmy @jimmy.path.pub · 17/08/2025
Curious how they envisioned these park pavilions being used back when they were constructed. Without a better reason like a food vendor, a stage, they are not well-used today. Lincoln Park, Jersey City
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jimmy @jimmy.path.pub · 14/08/2025
This is the schedule, by NJ law: www.law.cornell.edu/regulations/... Yes I share the surprise. It's bail-in for extremely anti-social and costly behavior. As a state, I don't know why we feel so bad for bad drivers over crash victims.
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jimmy @jimmy.path.pub · 12/08/2025
NYC: Drivers with 30 or more speed camera violations are 50 times as likely to be involved in in a crash that causes severe injury or death. NJ: What are speed cameras? Oh, did I tell you yet about how I don't like red light cameras? Also move out of the left-lane so I can speed *ahem* I mean pass.
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jimmy @jimmy.path.pub · 06/08/2025
Very interesting truck driver dataset. Speeding is predictive of a future crash, but most predictive are: 1. Failure to yield and (2.4X) 2. Failure to use / improper signal violations (2.2X) I would guess a lot actually does apply to regular drivers too: truckingresearch.org/wp-content/u...
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jimmy @jimmy.path.pub · 03/08/2025
PATH also just closed one of the main 33rd St exits during the day with no signs, no announcements, no construction. Cruelly and pointlessly tacks on another 5 minutes to every rider's trip that was going to head out that side.
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jimmy @jimmy.path.pub · 02/08/2025
PATH has unexpected delays again. The countdowns are run with the temperament of a two-year old that doesn't want to go home. WTC said 0 minutes. Then it said 4 minutes which is impossible since the trains can't arrive at the same time. Then finally Delay after it blew past the 4 minutes as well.
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jimmy @jimmy.path.pub · 02/08/2025
I have one messed up brain. Been watching The Wire for the first time, and what I notice when they move to the vacant lots is all the Tree of Heaven everywhere.
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jimmy @jimmy.path.pub · 31/07/2025
Turns out, supply-and-demand applies to the housing market. The core of what we need to do is first *admit* there are too few homes, and then build like we understand what a *shortage* is. Refusing is unscientific and denying is misinformation.
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jimmy @jimmy.path.pub · 27/07/2025
PSA: Air quality in New York & New Jersey is extremely bad today due to wildfire smoke coming from Canada. Mask and run air filters if you can. I missed this was happening all day yesterday too. Very weird there is no local news coverage about it: map.purpleair.com/air-quality-...
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jimmy @jimmy.path.pub · 27/07/2025
The kei trucks are coming. East Village, New York
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jimmy @jimmy.path.pub · 24/07/2025
Nice job njdotcom. I do appreciate an air quality alert that actually tells people to avoid driving, which would make a difference: www.nj.com/weather-aler...
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jimmy @jimmy.path.pub · 20/07/2025
There is some really positive data in an article that is mostly about a horrible crash on Canal St. Congestion pricing has incredibly led to 32% fewer crash deaths in NYC: www.nytimes.com/2025/07/19/n...
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jimmy @jimmy.path.pub · 14/07/2025
And your favorite HBLR. 10% fare recovery ratio. Riverline looks like they should count the weirdos that *do* pay their fare.
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jimmy @jimmy.path.pub · 14/07/2025
Someone walking their dogs got really upset a driver started moving before they fully cleared the crosswalk and hit the window on their vehicle. Driver had a baby in his car and is mad about damage to the glass and is putting the guy on blast on Jersey City Reddit. But also threatens to run him over
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jimmy @jimmy.path.pub · 09/07/2025
This is deeply disturbing and just like with housing, cost disease is a big problem. We can't have one group of people in society where their healthcare costs increase 115% while private healthcare remains relatively stable: www.insidernj.com/press-releas...
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jimmy @jimmy.path.pub · 06/07/2025
Hiking at the Tenafly Nature Center. Human-acclimated fawn. Mom was just chilling on the ground nearby watching us.
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jimmy @jimmy.path.pub · 03/07/2025
There's someone out there that can hook them up.
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jimmy @jimmy.path.pub · 27/06/2025
Secure bike parking. Target, Jersey City.
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