> It would be easy to fix: add a base-version number to the update. If the client doesn't know about the base-version it knows it must not update its state, but

> It would be easy to fix: add a base-version number to the update. If the client doesn't know about the base-version it knows it must not update its state, but rather fetch a full state again or something. And after this, you're already half-way to TCP. Why not just use TCP for these updates anyway instead of running your own implementation?