With Apple deciding not to include support for T-Mobile’s bands in the US, T-Mobile has turned into an Android wasteland with over 90% of the smartphones sold on the network running on Google’s OS. Looking for some diversification (besides the over million legacy iPhones), T-Mobile looks to be one of the first in the US to roll out one of the new Nokia Windows Phone 7 devices which they plan to announce on Dec 14th, a little late for the holidays.