According to Phone arena the Xperia X10 is a global gsm phone that would work on t-mobiles networks and the X10A will work for At&t's networks. I would switch to T-mobile if I could get that phone on their network. anyone have any thoughts? Read Phone Arenas preview right here:

Sony Ericsson Xperia X10 Preview (Phone Arena Reviews)

 

yes it is sexy. i just wish i could get a confirmation as to if it will work with t-mobile or not. this phone seems to be exactly what i need.