Pavel Sokolovsky

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tech, startups, internet · Aug 2025

How Discord stores trillions of messages.

In 2017 they published a technical post about how they stored billions. Here’s the follow-up: “We wanted a database that grew alongside us, but hopefully, its maintenance needs wouldn’t grow alongside our storage needs. Unfortunately, we found that to not be the case — our Cassandra cluster exhibited serious performance issues that required increasing amounts of effort to just maintain, not improve.” ~ learn more

tech, startups, internet · Aug 2025

Nobody knows how to build with AI yet.

“There's this moment in every new technology where everyone pretends they know what they're doing. We're past that moment. Or maybe we haven't reached it yet. Either way, we're in this delicious middle ground where nobody can pretend expertise because the whole thing keeps changing under our feet.” ~ learn more

tech, startups, internet · Aug 2025

Hacking AI is too easy.

“Can you hack AI? In this video I sit down with elite AI hacker Jason Haddix to unpack how attackers compromise AI-enabled apps—not just jailbreak chatbots, but exfiltrate customer data, abuse tool calls, and pivot across systems.” This is where I found the Gandolph game. ~ learn more

fun facts · Aug 2025

Researchers discover ‘olo’, a color humans have never seen.

Maybe you are all colorblind too!? No, not really. Through some wild contraption that blasts a laser into an eyeball, people see Olo when only their medium length cones are activated, which doesn’t really happen otherwise. ~ learn more

fun facts · Aug 2025

What exactly did non-royal nobles do when they were at court?

“From every period movie and TV show I've seen…, they seemed to do nothing but hang out all day at the palace, not doing anything in particular. Is that what life "at court" really consisted of?” This reddit thread has a great answer to the question, based on the Bourbon court of France. ~ learn more

fun facts · Aug 2025

Play this game.

Can you trick an LLM into giving you the password? I managed to beat level 6, but got stuck at level 7. “Your goal is to make Gandalf reveal the secret password for each level. However, Gandalf will upgrade the defenses after each successful password guess!” ~ learn more

profiles of people · Aug 2025

Jamie Gull’s aerospace dreams.

Here’s a short and sweet profile of a founder I once backed who has now launched an interesting deep tech venture fund. “From child pilot to aerospace engineer and then startup founder to VC, Jamie Gull’s journey is not just a career arc; it’s a blueprint for how deep tech can power the future.” ~ learn more

profiles of people · Aug 2025

How to live forever and get rich doing it.

“Peter Diamandis is five feet four and has pipestem legs, but his torso widens into broad shoulders, powerful biceps, and a craggy, Homeric head. The composite effect is of a genie emerging from a lamp. Our wish is his command, and our wish, surely, must be for more time to make wishes: for limitless life.” ~ learn more

on the blockchain · Aug 2025

Coinbase UK commercial.

“If everything is fine, then don’t change anything at all.” ~ learn more

under the microscope · Aug 2025

Epigenetic aging tests are high variance in a short time.

“Vigorous physical activity was found to rejuvenate epigenetic clocks, with significant decreases in DNAmGrimAge2 [32%] and DNAmFitAge [18%] observed immediately after games. Among player subgroups, midfielders exhibited the most substantial epigenetic rejuvenation effect following games.” ~ learn more