For this winter (2011-12) new RFID technology on all passes and lifts lets parents find out where every family member is.

FORBES: Stowe

This lets you find out what amateur content creators have to say about a topic, and it helps podcasters get exposure.

FORBES: co-founder Sergey Brin

It looks like a cell phone, only it's a device which lets you find out who's being honest and who's not, using a patented voice-tension technology to measure vibrations.

NPR: Gift Suggestions for Your Congressperson