But that problem is just session resumption, and that isn't new or specific to 1.3. Another way to do this would be session tickets too (also not new with 1.3).

But that problem is just session resumption, and that isn't new or specific to 1.3. Another way to do this would be session tickets too (also not new with 1.3). Your client can remove support for both, and always connect as a new connection.