We've seen O2 Germany's HTC Schubert and a Chinese HD3, but here's a giant Windows Phone 7 device with "T-Mobile" clearly painted on the upper right-hand corner of the screen. TmoNews got these alleged images of the HTC HD7 from their usual anonymous source along with a partial spec sheet, which actually claims slightly different dimensions for the phone and double the amount of flash memory (16GB in all) than