45B · Learn

Welcome!

If you haven’t read through this project’s landing page, please head to 45b.io/web3 for overall context. If you like this initiative, get in touch with us! Especially to get involved in the ongoing Async+Multilingual side (Cohort #3).

Moments from the calls

  • Only sold for more than 100 ADA

  • Sending tokens, live, in Portuguese

  • What goes in must come out

  • When China banned mining, Bitcoin just adjusted

  • Bitcoin doesn't care, Cardano does

  • A database that is everyone's and no one's

  • A smart contract is a wallet without keys

  • From Bitcoin to scams: the crypto spectrum

  • The café owner has to understand it first

  • I own a city in Portugal

  • Who actually votes on Cardano

  • The blockchain as a train of information

  • A layer two is your bar tab

  • A balance sheet published on Cardano

  • Can it be built, is it legal, can it go to market?

  • A whole blockchain running on a laptop

  • You own the book, not a login

  • The exchange held my ADA. The blockchain never does

  • Posted on the internet vs posted on a blockchain

  • Why 45B is called 45B

Watch more moments →

Cohorts

Our project was funded a while ago and the first cohort ran in the end of 2025. We’ve experimented with different formats for content and sessions throughout the cohorts, even conjugating cohorts a bit while exploring asynchronous knowledge sharing.