Ditto looks amazing and the idea of smaller communities loosely coupled is much more appealing than a social monolith. 

The data architecture is confusing though.

Notes created by an npub still propagate across all relays in a user’s profile and they are just filtered by the Ditto relay?  nostr:npub1q3sle0kvfsehgsuexttt3ugjd8xdklxfwwkh559wxckmzddywnws6cd26p