Christopher Blizzard wrote up a long update on where they are in the software and hardware for the Linux-based OLPC project. They've gotten a lot done, but he doesn't think that's been communicated to the outside world very well. So, for the first time, here's an update of where they are. Hopefully he'll be able to do this on a regular basis.
http://www.0xdeadbeef.com/weblog/?p=222