Gossipsub, what dat?

Discussion of the #gossipsub feature of Safe Network. Could #ActivityPub be implemented as a peer-to-peer protocol on to of gossip? Allowing federation to extended to include p2p applications?

gossipsub is a feature of Safe Network provided by #libp2p.

In short, it is a way to share data using a #pubsub (publish / subscribe) protocol, so think of a chat application, social media, blog with #RSS. All those are at their core pubsub applications, and gossipsub is a way to implement pubsub on a peer-to-peer network based on the gossip protocol which makes it fast, reliable ...