Release Notes: The heuristics of when to drop packets under load have been improved in this release, and the background jobs were made a lot faster (less I/O). A few small memory leaks (all in debugging statements) were fixed, and a script to get a list of active nodes was added.
Release Notes: Full host evaluation (credit for good behavior, discredit for bad, perfer serving good hosts), and some bugfixes.
Release Notes: On-the-fly encoding of files, load management, and host evaluation were added. The query protocol was improved, making it much harder for malicious hosts to reply with garbage. The sessionkey exchange was made more reliable. CRC errors and memory leaks were fixed.