Windows Phone 7 and Nokia have a lot of believers at market research firms.

Image via WikipediaIDC thinks WP7 will soar to No. 2 by 2015. Really?Windows Phone 7 and Nokia have a lot of believers at market research firms. How else to explain the latest IDC smartphone forecast, which puts WP7 ahead of iOS in the No. 2 spot by 2015, where it will trail behind Android. The research firm reiterated that it expects WP7 to soar in the coming years, something rival Gartner has