Starbucks has released an update to its official Starbucks app for the iPhone and iPod touch integrating its new Mobile Pay feature into the main Starbucks app. Originally rolled out across the U.S. earlier this year in the Starbucks Card Mobile app, the Mobile Pay feature allows users to pay for coffee and other Starbucks products using their iPhone or iPod touch to display a barcode that can be read by a scanner at the register. Starbucks 2.0 bringsā¦