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Mario Sangiorgio

@mariosangiorgio.com
95 followers 115 following 41 posts

🇮🇹🇬🇧 Senior software engineer at . I like programming languages, developer tools and distributed systems. I also play with my homelab and electronics.
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Reposted by Mario Sangiorgio
Meredith Whittaker @meredithmeredith.bsky.social · 19/02/2025
Stand by this: www.politico.com/newsletters/...
What’s a technology that you think is overhyped?

I’m going to give a sideways answer to this, which is that the venture capital business model needs to be understood as requiring hype. You can go back to the Netscape IPO, and that was the proof point that made venture capital the financial lifeblood of the tech industry.

Venture capital looks at valuations and growth, not necessarily at profit or revenue. So you don’t actually have to invest in technology that works, or that even makes a profit, you simply have to have a narrative that is compelling enough to float those valuations. So you see this repetitive and exhausting hype cycle as a feature in this industry. A couple of years ago, you would have been asking me about the metaverse, then last year, you would have asked me about Web3 and crypto, and for each of these inflection points there’s an Andreessen Horowitz manifesto.

It’s not simply that one piece of technology is overhyped, it’s that hype is a necessary ingredient of the current business ecosystem of the tech industry. We should examine how often the financial incentive for hype is rewarded without any real social returns, without any meaningful progress in technology, without these tools and services and worlds ever actually manifesting. That’s key to understanding the growing chasm between the narrative of techno-optimists and the reality of our tech-encumbered world.
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Mario Sangiorgio @mariosangiorgio.com · 17/12/2024
ciechanow.ski/moon/ just appeared in my RSS reader and now I know what I’m going to read this evening. 
If you enjoy deep dives and interactive visualisations Bartosz Ciechanowski’s posts are a must read
ciechanow.ski
Moon – Bartosz Ciechanowski
Interactive article about the Moon
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Reposted by Mario Sangiorgio
Laurens @laurenshof.online · 12/12/2024
I dont think its an accident that pretty much all the new appviews we start to see on atproto are less about communications and more about sharing public data in some structure, whether that is book reviews, recipes, linktree clones or pastebin clones
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Mario Sangiorgio @mariosangiorgio.com · 07/12/2024
I miss when telling someone I liked computers we ended up talking about the tech. I can still do it today but I need to be very selective and run away from people who want me to work on their questionable startup idea, sell me a NFT, show me ads, live in a virtual reality or talk with a chatbot
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Reposted by Mario Sangiorgio
Why @why.bsky.world · 06/12/2024
I really wanna see us add an option for you to use the face ID secure enclave on your phone (also works on android) to add backup signing keys to your DID PLC documents directly through the app.
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Mario Sangiorgio @mariosangiorgio.com · 06/12/2024
This is wild. I wasn’t expecting such a level of detail in the photo description. It can *guess* a lot, just form a single picture theyseeyourphotos.com
theyseeyourphotos.com
They See Your PhotosEnte
Upload a photo to find out how much an AI sees.
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Mario Sangiorgio @mariosangiorgio.com · 04/12/2024
Shoutout to the Bluesky team for being so open about their infrastructure. This is just an example of a member of the team engaging in replies and describing what Bluesky runs on
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Reposted by Mario Sangiorgio
kate conger @kateconger.com · 02/12/2024
lots of talk about how verification ought to work here. I’m pretty wary of the me dot workplace dot com approach — for me personally, I don’t want my employer owning my social media presence and I’m pretty sure they don’t want that appearance either, especially when I’m shitposting
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Reposted by Mario Sangiorgio
eliza🌻 @elizas.website · 02/12/2024
the best websites are like, <name-of-specific-computer>.{physics|math|ee|cs}.<some-university>.edu/~<initials-of-guy>/stuff/html-page-with-no-css.htm
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Mario Sangiorgio @mariosangiorgio.com · 01/12/2024
I’ve done Advent of Code a couple times in the past but it’s no longer my thing. 
#DecemberAdventure is a cool alternative.
I have a few features I’d like to add to my tool to optimise the use of our solar/battery system. Let’s see how far I can in December
eli.li/december-adv...
Screenshot of my project. It shows forecast of load and PV production and Octopus Agile prices, both in a chart and in tabular form
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Reposted by Mario Sangiorgio
Johannes Weiss @jweiss.io · 01/12/2024
That was a really good read covering some aspects of lock-free concurrent skiplists & LSMs (log structured merge trees). By @jaffray.bsky.social buttondown.com/jaffray/arch...
buttondown.com
Fine! I'll Play With Skiplists
Follow me on Bluesky! A Log-Structured Merge tree, or LSM, is a popular data structure for storage engines. It’s what is used by RocksDB, which is sort of...
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Reposted by Mario Sangiorgio
Ellie Huxtable @ellie.wtf · 29/11/2024
“Fuck that. Use Atuin” 😁
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bryan newbold @bnewbold.net · 27/11/2024
wrote up a reply to @dustyweb.bsky.social's "How decentralized is Bluesky really" blog post
whtwnd.com
Reply on Bluesky and Decentralization | bryan newbold
This is a reply to Christine Lemmer-Webber's thoughtful (and widely read) "How decentralized is Bluesky really?" blog post. I am so happy and grateful that Christine took the time to write up her tho...
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Reposted by Mario Sangiorgio
Alison Killing @alisonkilling.bsky.social · 25/11/2024
My favorite LA fact is that it used to have an amazing tram network, but then the car companies bought it, dismantled it and sold the land in small chunks so it could never be reassembled, ensuring that cars would become the dominant mode of transport in the city.
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Martin Kleppmann @martin.kleppmann.com · 25/11/2024
This is a really good analysis comparing the ActivityPub approach to decentralisation with Bluesky/atproto. I might quibble with some details, but overall it's fair and balanced. Thanks @dustyweb.bsky.social for taking the time to write it!
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Reposted by Mario Sangiorgio
André Staltz @staltz.com · 23/11/2024
More about Bluesky/atproto in contrast to SSB: with SSB we were uncompromising with our decentralization principles, but we also wanted to see how far our technology could go. There were very few radically p2p technologies like us and didn't know its full potential.
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Mario Sangiorgio @mariosangiorgio.com · 23/11/2024
I remember briefly trying Scuttlebutt many years ago and I had the impression it could work well only to connect small groups of people, which has its place but that’s not what Bluesky is trying to do. thenewstack.io/how-bluesky-...
thenewstack.io
How Bluesky Was Influenced by Scuttlebutt, a P2P Protocol
Bluesky's CTO was an early developer on Scuttlebutt, a P2P protocol that aimed to help us escape the rat race of mainstream social media.
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Reposted by Mario Sangiorgio
Laurens @laurenshof.online · 22/11/2024
Christine's article is important and worth reading While going through her article I wrote some of my own notes, thoughts and responses whtwnd.com/laurenshof.o...
whtwnd.com
Quick Thoughts on Christine's article on Bluesky | Laurens
Christine Lemmer-Webber just released an extensive article on Bluesky, and it is certainly worth reading. Christine is the co-author of ActivityPub, and currently working on a next generation protocol...
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Mario Sangiorgio @mariosangiorgio.com · 22/11/2024
The moment when Slack search shows that someone else had the same issue (great!) but the possible answer is buried in a 100+ messages thread (ouch!)
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Mario Sangiorgio @mariosangiorgio.com · 22/11/2024
Good overview of #Bluesky architecture. The source of truth is decentralised in PDS but to interact with it needs to be aggregated in an AppView. PDS are cheap to run. AppViews not so much so realistically there are going to be very few of them (only one?)
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Mario Sangiorgio @mariosangiorgio.com · 22/11/2024
It's really interesting to read the statuses from Bluesky developers describing what they're doing to keep up with the increasing load. I found some of them by following people on this starter pack go.bsky.app/4AZcmwz
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Mario Sangiorgio @mariosangiorgio.com · 21/11/2024
Account created. Now I need to read more about the AT Protocol. Who knows if I’ll find anything interesting I can run from my homelab
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