eBay CEO John Donahoe at D8.
John Donahoe session at D8.
The end of the physical wallet?
Pay everything from your phone through PayPal.
Walt Mossberg laughs during his interview session with John Donahoe.
Martha Stewart listens during John Donahoe's session at D8.
John holds up his cellphone, arguing that we'll be paying everything with it in the future.
Listening to John Donahoe.