URI addressable ranges more compatible with HTTP philosophy. Much discussion over replicated, distributed resources. IETF is an open forum. Spec should say something about the conditions that can lead to lost tokens. Latency can work for you 2.
Mail is mature, tested technology.
Computing - no connectivity, 2. Networking - Autonomous homogeneous nodes, 3. Interneteorking - Autonomous heterogeneous nodes, 4. Interworking - Autonomous heterogenous distributed processes. Directs that a discussion of Version Control in a distributed, replicated environment be established on the list.