[blamestross]

> Which means it would need to sending and receiving the entire state of the CRDT with each change. > If the friend is online then sending operations is possible, because they can be decrypted and merged.

Or the user's client can flatten un-acked changes and tell the server to store that instead.

It can just allways flatten until it hears back from a peer.

The entire scenario is over-contrived. I wish they had just shown it off instead of making the lie of a justification.