Google used a bunch of skydivers and bicyclists all wearing the company's Google Project Glass augmented-reality glasses to jump from a blimp, land on a building near the Moscone Center in San Francisco (where they keynote was taking place), rappel down the building, climb onto a bike and ride into the auditorium.
A lot of Twitter commenters who saw this live proclaimed this as the "best demo ever." Here's a video.
Dear Tim Cook and Apple: The bar has just been raised. We better see fire sword juggling and giant elephants at the iPhone 5 keynote.
Keith Shaw rounds up the best in geek video in his ITworld.tv blog. Follow Keith on Twitter at @shawkeith. For the latest IT news, analysis and how-tos, follow ITworld on Twitter, Facebook, and Google+.