4 ms·Sorry, what is mango?by jberryman 15y agoSorry, what is mango?chetan51 15y agoWindows Phone OSToddward 15y agohttp://en.wikipedia.org/wiki/Windows_Phone_7.5 http://en.wikipedia.org/wiki/Windows_Phone_7.5Steko 15y agoWindows Phone 7 RC 1