Someone decided to have a small RFID chip implanted into his left hand. He plans to equip his house with RFID sensors, as well as his car. The RFID tag is read-only, and only has a range of 2". Check the below URL for pictures, video and more information.
http://amal.net/rfid.html
http://flickr.com/photos/28129213@N00/sets/181299/
http://amal.net/rfid.html
http://flickr.com/photos/28129213@N00/sets/181299/