@IRFRANK,
The folks over at MaximumPC agree with him, too. They recently put out an article on
Twelve Teetering Technologies - Will They Survive or Die? and came up with the following:
The Doomed Half Dozen:
1) Pre-recorded Physical Media
2) Stereoscopic (with glasses) 3D TVs
3) eBook Readers
4) Consumer-Level Hard Drives
5) Keys
6) Handheld Gaming Consoles
The Half-Dozen Survivors:
1) Digital Music/Media Players
2) Landline telephone
3) Internal Combustion Automobile Engine
4, 5 & 6) The PC, The Computer Keyboard, & The Computer Mouse