Ok bro....
So as per you it is more better than native android phones....Hmmm,Well one why not go for such phone which having all the world of UI! 
And can you please tell about that dual boot....That with it we are able to use Windows phone and android at the same time ??
How to done dual boot in HD2....??
And did HD2 becomes slow when we install dual boot in it...??
How about its battery timing...??
Atleast how much space needed for dual boot? Which size of mmc we need??