Hospitals must now provide proofs of quality to qualify for some Medicare payments.

ECONOMIST: America's health-care crisis: Desperate measures | The

Voters would have to provide two proofs of residency, a birth certificate or citizenship papers, and a valid social security card in order to get the required ID.

BBC: Judge blocks Pennsylvania voter ID law before election

Hacking firmwares, ROMs, and OS distributions is a long and noble tradition, and provide many wonderful proofs of concept.

FORBES: Ubuntu Mobile Shows The Way For The Whole CE Industry