Thanks for interacting while I'm still digging around, do you know what, if anything stops the cashu bank from going offline with all the bitcoin they hold?
Discussion
That’s one of the main criticisms of eCash in general — rugpull.
Fedimint tries to protect against that by using a “community model” with multiple people holding multi sig keys
My understanding is that these services, or Cashu at least, could function similarly to Wallet of Satoshi, except with near-perfect privacy instead of nearly-none