bumi on Nostr: nice. that could be cool for boosts and comments and everything that we come up with. ...

nice.
that could be cool for boosts and comments and everything that we come up with.
The feed defines the relay in a tag that the app can use and then apps just post nostr events to those relays.
Apps can either expose the keys to users and let them configure their own nostr key/profile (as fountain already does) or just generate one for users and they don't need to know about it.