Due to people complaining last time I posted about this: GNU Taler is a privacy preserving payment system, but not a crypto-currency.
Due to people complaining last time I posted about this: GNU Taler is a privacy preserving payment system, but not a crypto-currency.
If we’re lucky that’s coming soon(ish), they have a project with a German (eco) bank going:
https://www.gls.de/privatkunden/taler
And in a recent interview they said they’re in talks with other banks (and also central banks bit they’re moving even slower than banks).