This looks interesting:

Gizmodo: "Compro Technology announces
its VideoMate U900 ‘world’s smallest full functions USB 2.0 TV Box.’ The tuner
itself is smaller than a credit card—albeit a thick one— and allows for TV
viewing, recording and video/audio capture through the USB 2.0 port of your
desktop or laptop." [Compro
Announced the Smallest Full Functions USB 2.0 TV Tuner Box]