Nick Negroponte's OLPC made an appearance at CES, in partner Marvell's booth. Marvell supplies the 802.11 b/g chipset, as well as a chipset made exclusively for mesh networking. Fortunately for us (but unfortunately for Marvell) we all know why everyone showed up, and it definitely wasn't for ICs. Take a look up top, or download at the bottom.
[MP4] Download the video