Teleprompters are clever, simple, and also pretty neat
23:04
The Computer-free Automation of a Jukebox (Electromechanics)
14:56
Faking It: The Obviously Dubbed Telephone Ring
24:52
Sony's Breakthrough Color TV
21:48
Lessons from a Can Opener
19:48
Closed Captioning: More Ingenious than You Know
24:39
Back-up beepers: Obnoxious, but getting better - and spreading!
18:13
Is Buying a PETABYTE on Ebay Stupid?
20:55