Microsoft's Windows Phone 7 Developer Kit Downloaded 300,000 Times
Many developers are still on the seat, trying to decide whether to develop for the Windows Phone 7, iPhone or Android market. Microsoft's official release date for the Windows Phone 7 Developer Kit is September 16th, which gives developers time to get their code ready for the October launch of the Windows Phone 7 platform.
You can see Windows 7 in action in this video: