A brief history of how Wasabi utilized different variants of ecash, chaumian blind signatures, schnorr blind signatures, and key verification anonymous credentials.
Not as a money warehouse receipt, but as anonymous API access right management tool.
My talk at nostr:nprofile1qqsxhwmaw842y4zzzk580cfke4l5jr6xyh44v3v6pk59dnyzjm2a7vqcd5flv:
https://www.youtube.com/watch?v=kSpPV8pfUUY
