1. It’s a sexy new OS that gives app developers more capabilities.
2. Developing for it is easy and consistent across the devices that it runs on
3. There are a ton of bored developers who are familiar with .NET
4. Almost every developer I’ve met lately has been approached by Microsoft’s evangelists
5. The hooks with Microsoft Xbox have developers intrigued
5 reasons why Windows Phone 7 is hot
According to Scoble, here are the reasons why WP7 will be successful -