Igor Kupczyński (@igor_kupczynski) 's Twitter Profile
Igor Kupczyński

@igor_kupczynski

Principal Software Engineer at @elastic. Interests: distributed systems, networking, orchestration. Like to read, run and spend time outdoors. Views are my own.

ID: 88461436

linkhttps://kupczynski.info calendar_today08-11-2009 17:14:32

1,1K Tweet

196 Followers

402 Following

Utkarsh Kanwat (@ukanwat) 's Twitter Profile Photo

After building multiple AI agents in production, I'm convinced 90% of current approaches are fundamentally broken, Most companies are building expensive chatbots and calling them "agents." Here's what actually works (and what doesn't): utkarshkanwat.com/writing/bettin…

Mysterybuzu (@mysterybuzu) 's Twitter Profile Photo

Kto wam broni założyć firmę i wziąć dotacje czy zapomogę? Najlepiej leżeć z piwem na kanapie i narzekać na to że innym się chce. Jakież to polskie 😳

Gergely Orosz (@gergelyorosz) 's Twitter Profile Photo

Anyway if you believe full remote companies are somehow inferior in business results go ahead and invest in in-person competitors of Shopify, Airbnb, GitHub & GitLab, Grafana, Coinbase etc. (Some happen to be market leaders in their market btw - eg GitHub, Coinbase!)

Gergely Orosz (@gergelyorosz) 's Twitter Profile Photo

One trick I learned at Uber (where this got popular) When writing an email that is longer than ~3 paragraphs / ~12 sentences: before sending, STOP Re-read the whole thing Add a new line to the top starting with tl;dr Summarize the whole thing in one sentence You're welcome

Darth Putin (@darthputinkgb) 's Twitter Profile Photo

OTD in 2019, after we had bombed every hospital in Aleppo, the German foreign minister came to Moscow for money. We took that to mean “Cool. Do it again”. And we are, Heiko Maas 🇪🇺

Thorsten Ball (@thorstenball) 's Twitter Profile Photo

Yesterday evening I tried to play Minecraft multiplayer with my 8 yr old. Single worst computing experience I've had in a long time thanks to the whole Microsoft account management. I naively thought "let me create a new account for her, switch her out of my account, use that—

Darth Putin (@darthputinkgb) 's Twitter Profile Photo

NATO tried to drag Ukraine into the alliance by using two underhand tactics 1. By being seen as a better option than Russia is to Ukraine 2. By actually being a better option than Russia is to Ukraine Ukraine exists to be a buffer state & isn't allowed to make it's own choices

Simon Willison (@simonw) 's Twitter Profile Photo

Getting LLMs to write prompts for themselves is one of those things that I didn't really trust a year ago - but the latest generation of models (Claude 4, GPT-5 in particular) have impressed me with their promoting abilities simonwillison.net/2025/Sep/14/mo…

Zephyr (@zephyr_z9) 's Twitter Profile Photo

> be Adobe, 40-year-old PDF jockey > 2025, stock doing a perfect -33% swan dive > “We’ll pivot to AI” says exec on 7-figure retention bonus > can’t ship a model because legal says every pixel needs a 12-page EULA > Midjourney drops v7, makes our Firefly look like MS Paint with a

> be Adobe, 40-year-old PDF jockey
> 2025, stock doing a perfect -33% swan dive
> “We’ll pivot to AI” says exec on 7-figure retention bonus
> can’t ship a model because legal says every pixel needs a 12-page EULA
> Midjourney drops v7, makes our Firefly look like MS Paint with a
OpenAI (@openai) 's Twitter Profile Photo

Today we’re releasing research with Apollo Research. In controlled tests, we found behaviors consistent with scheming in frontier models—and tested a way to reduce it. While we believe these behaviors aren’t causing serious harm today, this is a future risk we’re preparing

Darth Putin (@darthputinkgb) 's Twitter Profile Photo

OTD in 1939 the German–Soviet victory parade took place in Polish town of Brest-Litovsk. As allies, we celebrated liberating Poland from the Poles

LuxembourgLU (@luxembourglu) 's Twitter Profile Photo

#Fiederwäissen is back... and it won't wait! 🍇🥂 Cloudy, fruity, slightly sweet and above all lively (yes, it is still fermenting while you drink it 😉), it is 🇱🇺 first wine of the season. To be enjoyed exclusively in autumn ➡️ gd.lu/8wmjMs Photo: Marc Schoentgen

#Fiederwäissen is back... and it won't wait! 🍇🥂 Cloudy, fruity, slightly sweet and above all lively (yes, it is still fermenting while you drink it 😉), it is 🇱🇺 first wine of the season. To be enjoyed exclusively in autumn ➡️ gd.lu/8wmjMs
Photo: Marc Schoentgen
Mysterybuzu (@mysterybuzu) 's Twitter Profile Photo

Tymczasem syn taty / mąż córki taty pomaga arabom kupić EA na czym zarobi setki milionów USD. Jest tak pracowity, że rząd i agencje US nie będą przeszkadzać w dealu (wcześniej mieli wąty). A wy co? Netflix? Jak to jest, że jednym się chce a inni są tak leniwi :/ Via Matt Levine

Tymczasem syn taty / mąż córki taty pomaga arabom kupić EA na czym zarobi setki milionów USD. Jest tak pracowity, że rząd i agencje US nie będą przeszkadzać w dealu (wcześniej mieli wąty). A wy co? Netflix? Jak to jest, że jednym się chce a inni są tak leniwi :/
Via Matt Levine
Jordan Taylor (@jordan_w_taylor) 's Twitter Profile Photo

The Economist published this article that's contentious but probably right: It argues that laws protecting labour in much of Europe make lay-offs so onerous that high-risk moonshot projects become unviable. Making it easier to fire people could, weirdly, benefit everyone.

The Economist published this article that's contentious but probably right: It argues that laws protecting labour in much of Europe make lay-offs so onerous that high-risk moonshot projects become unviable.

Making it easier to fire people could, weirdly, benefit everyone.