The day may be coming when cell phones will replace credit cards, cash and checks

It’s a scene repeated hundreds of times a day at grocery stores: A woman steps up to the checkout line, sets down her cell phone and digs through her purse for her debit card.

That will all change in the future. She won’t set down her cell phone — she’ll “swipe” it over a reader that will instantly debit her bank account. Or maybe she’ll text-message her payment.

By Mark Schwanhausser
Mercury News

Full Story: http://www.mercurynews.com/mld/mercurynews/business/16101773.htm