By promoting mobile transaction apps, banks are nurturing a consumer behavior that could cost them billions if a new leader emerges as king.

FORBES: What CIOs Need To Understand About Apple's Passbook Service

They cannot leave until white smoke emerges from the Vatican chimney -- the signal that a new leader has been picked.

CNN: Cardinals meet Monday, could set date to elect new pope

And they can't leave until the voting is done, and the telltale white smoke emerges from the Vatican chimney, letting the world know the conclave has agreed on a new leader.

CNN: Cardinals meet Monday; could set date to elect new pope