Ecash Hackday V2 to Take Place in Berlin on June 20-21

"Join us for the Ecash Hackday V2 in Berlin June 20-21 2k24. This is a small and intimate event for hackers, researchers, and anyone else interested in Chaumian Ecash."

https://www.nobsbitcoin.com/ecash-hackday-v2-to-take-place-in-berlin-on-june-20-21/