And on June 21, 2011, Keith McMillen Instruments introduced a gadget that lets you use your computer with your feet.

FORBES: At Last: Now You Can Control Your Computer With Your Feet

Thomas McMillen, a former Democratic congressman from Maryland, founded Global Secure, which today owns a handful of homeland security companies, including one that makes gas masks.

FORBES: OutFront

Ms McMillen is less sanguine.

ECONOMIST: Gambling in Asia