* Keeping Tabs On Ourselves

Very interesting application of Bluetooth technology to provide a blog-based encounter log.

http://www.bluemonger.com/download via Engadget

Another use of RFID to track children http://www.engadget.com/entry/1387385527438251/

MoSoSo http://socialsoftware.weblogsinc.com/entry/1400731295238374/