WP7 most popular in 2013?

Some time ago, analyst firm Pyramid Research has released its forecast for the Windows Phone 7, according to which Microsoft's platform would become the most popular operating system for smartphones in the world by 2015.
The company recently revised the warriors views and the official position of the company now says that the most popular WP7 will be no later than 2013.

Microsoft's rapid success is to be called in cooperation with Nokia, which has lead to the bridge market with cheap models WP7.
Someone apparently forgot that the market now have a whole bunch of cheap devices with Android. Puncture on the market now will be much harder than even three years ago