Launch date: 2001

Fatal flaw(s): Ridiculous concept

For those of you that are unfamiliar, the iSmell was a product that sat on your desk and contained a cartridge with 128 "primary odors" that could be mixed together to form a smell that was supposedly emanating from a website you were visiting or e-mail you opened. Yes, this really existed. No, it wasn't a success.  It. Was. A. Product. That. Let. You. Smell. The. Internet. It would be cool for food websites, or for perfume shopping for your girl, but besides those two infrequent Internet queries, we can't see why anyone would need one of these. Well, we can, but eww.