Bitcoin je retro

Prediction markets introduce a different kind of decentralization: not of money, but of knowledge. They turn opinions into measurable signals and noise into structured information.

4xSuper — an experimental electronic band from Bratislava — closed Bitcoin je RETRO 2026 with a hypnotic set ranging from dance pulses to drone textures.

While Bitcoin grapples with the quantum problem, the world changes faster than ever. Frank Braun on why Bitcoin is retro — and Zcash is the future.

Does safe Bitcoin yield exist? Marko Zelman on why Bitcoin's native yield is zero, the trust assumptions behind BTC yield products, and why yield is never risk-free.

Bitcoin may be retro — but the research didn't stop. Mário Havel's talk maps what has actually happened in the background over the last decade.

AI is the most powerful surveillance technology ever invented — and also the most powerful tool for individual empowerment. Pavol Lupták on the brief window of AI arbitrage where individuals can out-build the regulatory state.

I have two introductory observations. First, the world has gone to shit — war, censorship, central planners doing increasingly batshit-crazy things. Second, we’re in 2026 and the cypherpunk project is mostly done.

Saturday 25 April is almost here and we can't wait to see you in Bratislava at A4 (Karpatská 2, YMCA building). Here are a few practical things so you get the most out of the weekend.

Bitcoin and other crypto showed us what it means to have sovereignty over money. But what if the same principle applies to your body? This talk introduces the concept of health sovereignty — the idea that your body is not a custodial system, and responsibility for it cannot be outsourced.

In the talk I will explain how it's possible to not only bypass the supposed 520B limit on contiguous data but also make an entire transaction into a valid image file.

I lost my job as a software developer and you probably will too. But don't panic, new opportunities are coming. This technical presentation explores why early adoption of AI is essential for your future career.

Bitcoin may be retro — but the research didn’t stop. At Bitcoin is RETRO!, we intentionally look beyond the surface narrative. Beyond price, beyond hype, beyond simplified stories about “old vs new” technologies. Mário Havel’s talk maps what has actually happened in the background over decade.