This new video shows what it does and how it feels:
Doesn't that look like fun? I've always wanted to get video while riding a roller coaster, but I never figured out a good way to do it.
Wanna try it? Google is looking for a few bold, creative individuals who want to be a part of shaping the future of Glass. Using Google+ or twitter, simply tell Google, in 50 words or less, what you'd do if you had Glass, including #ifihadglass in your application. The deadline for applications is February 27.
For more information, visit google.com/glass/. I'm sure my life is too boring to qualify, but you might have a chance.