Touchy system

Leap Motion gesture control system

PRICE: $79.99 at

Sleek, elegant device detects hand and finger movements, and uses them to control computer software.


PROS: Easy to set up; improves performance of Microsoft Inc.’s Windows 8 software on computers lacking touchscreens.

CONS: Works only with customized software; useless for standard personal computer programs. Difficult to use; delivers inconsistent performance.