After our story on LevelUp's lofty plans, Google mobile commerce exec Mike Dudas cast doubt. LevelUp's Chief Ninja Seth Preibatsch quipped back. Someone pulled a shiv. (Ok, maybe not. But the payments race is clearly intense.)
“We realize that when it comes to payments, no single wallet will rule them all," says Ed McLaughlin, chief emerging payments officer at MasterCard, which today launched its PayPass Wallet Services.
