by Pedro Teixeira on 2017-08-01
With the introduction of IPFS PubSub, it became possible for IPFS nodes to declare shared pubsub topics, broadcasting updates in real-time to other nodes in the network that have subscribed to the topic. The pubsub pattern is a powerful construct but it does not guarantee delivery of messages and does not guarantee message order. Enter CRDTs, Conflict-Free Replicated Data Types, a higher level data structure that allows us to overcome these shortcomings.
This is a companion discussion topic for the original entry at https://ipfs.io/blog/30-js-ipfs-crdts.md