by Pedro Teixeira on 2017-07-29
IPFS pubsub was first introduced in September 2016 behind an experimental flag. This initial implementation allowed orbit, a chat application built on top of IPFS, to become fully distributed. @haadcode presented that work at DEVCON2. Later, the IPFS team announced that pubsub was ready for the whole community to use.
This is a companion discussion topic for the original entry at https://ipfs.io/blog/29-js-ipfs-pubsub