Evolutionary mistakes in technology

Technology evolves. Good technologies and products usually survive; poor ones usually go extinct. But not all of the technologies and tech products that have swirled down the drain of the tech gene pool deserved their fate. I wrote the Top Ten Tech we Miss for CNET, covering some ideas that we thought we'd have with us forever, but that unfortunately have gone the way of the dodo. Here's a preview: Spacemen. Kozmo. LPs. The Concorde.