[youtube http://www.youtube.com/watch?v=_d6KuiuteIA&w=560&h=315]

That's the future, you with your "I don't want to reach across my desk and get fingerprints on my screen". Wavy hands and fingers! Yay! Now, what does that work best with: Windows 7, with checkboxes and dropdown menus and Start Menus, or Windows 8, with chunky big UI and gesture controls? Exactly.