You can see Windows Phone 7 Mango running on the HTC HD2 in the video below, and although Microsoft has no plans to release Windows Phone 7 Mango for the HTC HD2, it seems that Microsoft are amused at the developers creativity.
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Microsoft spokesman Bill Cox said in a statement to AllThingsD, "We say tinker away with Mango and enjoy the juice. But beware the fine print - unlocking phones may void your warranty".
Microsoft will be releasing Windows Phone 7 Mango for all Windows Phone 7 devices, but the company has no plans to release an update for older Windows Phone 6.5 devices, but it looks like they do not have a problem with developers porting the OS to older devices.
