'Without A Doubt: iPhone 6 Will Include an NFC Payment Platform'

Wired seems pretty sure about this one. Here's their story from yesterday. 

Apple is in the perfect position to launch its own mobile wallet. The Cupertino company has a vast trove of credit cards already on file thanks to iTunes (over 800 million, in fact), and a huge pool of potential users, thanks to the millions of iOS devices out there. And mounting evidence has indicated that the company is investing in such an endeavor.