meow21 on Nostr: features: be your own bank (custodial) be the bank for your community/family proof of ...

features:

be your own bank (custodial)
be the bank for your community/family
proof of liabilities
blind signatures are awesome
offline sending & reception of sats
LN money warehouses
payment as identity

just to name a few...

Look at it as a different cryptographic tech stack, which can be based on Bitcoin and use LN for connecting mints. Chaumian ecash existed before Bitcoin, and doesn't fix Bitcoin. Bitcoin fixes the ecash model and LN allows mints to pay LN invoices but also multi-mint swaps

have a read of cashu.space JSKitty