I found this slightly humorous..
I don't normally follow the debate on all the warrantless phone taps and searches everybody gets all worked up about but i thought this was pretty lulzworthy
http://www.boingboing.net/2011/03/04/muslim-student-sues.html
dude takes his car in to get an oil change and finds this huge *** black box attached to the bottom of his car.
I never realized the FBI's gps trackers were so big.. they should like invest in something stealthier lol