It's time again to inhale the fumes of failure. Every December, Wired News asks its readers to nominate their choices for our annual Vaporware awards. We hand out accolades (and raspberries) to the most-prized products that were promised but never delivered. Reader votes have helped whittle the list down to the top 10 honorees for the 2007 Podium of Shame. So, with a quick nod to this year's honorable mention -- Iran's nuclear weapons program -- let's savor the vapor, starting with the bottom of the short list.