Having tracked the uses and abuses of RFID and GPS tracking technology for the past decade, I've watched a progression that is almost beyond comprehension. The implications are, likewise, almost beyond comprehension. Pasted below are excerpts from a recent article about RFID technology and here's a link to the latest GPS trackable shoe. It comes complete with a "set it and forget it" Dual GeoFencing™ feature.

http://www.gtxcorp.com/news.htm

Scott

http://www.technovelgy.com/ct/Science-Fiction-News.asp?NewsNum=939