Admit it, you probably owned--or wished you owned, at one point or another--at least one of these 25 items. And if not, be thankful you didn't! But really, who thought that groceries and gas (both low-margin sectors) on the Priceline.com system would really take off? Or that a 16-lbs computer was light enough to be considered portable, like Apple did back in 1989? We're really glad Apple came to their senses about a lot of things, especially portability. Check out the list of 25 Worst Tech Products of All Time for a good laugh, and plenty of "What were they thinking?!?" What would you add to the list??