Whichareyoumorelikelytohavewithyouatanygivenmoment—your...
問題詳情：Whichareyoumorelikelytohavewithyouatanygivenmoment—yourcellphoneoryourwallet?Soonyoumaybeabletothrowyourwalletawayandpayforthingswithaquickwaveofyoursmartphoneoveranelectronicscanner.InJanuar...