their site is bogged down, but I finally got the about page to load sans-graphics.
http://www.leapmotion.com/
How do I pre-order a LEAP?
We have a limited number available for our first shipment this winter. Early birds catch the worm  so click here to order. We wonÂt charge you until the product is ready to ship.
How much does The Leap cost?
The Leap will retail for $69.99, and a limited number are currently available for pre-order at LeapMotion.com.
Do you support windows?
Yes! We also support native touch emulation for Windows 8.
How about Linux?
Linux support is on the agenda.