I was at petco last night and noticed they have a paypass system where you just move your card over it and it automatically deducts the transaction amount from your account, without using a pin or signature and without swiping your card.
New world order is here!
http://www.mastercard.com/us/personal/en/aboutourcards/paypass/index.html
New world order is here!
http://www.mastercard.com/us/personal/en/aboutourcards/paypass/index.html