Gossip is gaining traction on nostr, but how does its "outbox" and "inbox" system work for relaying data?

Gossip developer nostr:npub1acg6thl5psv62405rljzkj8spesceyfz2c32udakc2ak0dmvfeyse9p35c explains how it works in BR080.

https://m.primal.net/Ltxd.mov