Its a problem thats at least two years away, but AT&T has confirmed that 3G T-Mobile handsets wont be able to access the network once T-Mobiles towers are repurposed to drive AT&Ts 4G LTE push. Theres no word on whether AT&T-Mo will reimburse customers for the cost of a new phone. Worth keeping in mind if youre a T-Mobile customer up for an upgrade in the next year or so.

via Your 3G T-Mobile Phone Will Be Useless After AT&T Merger.