Move over Google, Yahoo! is looking to compete for prime real estate on the iPhone’s home screen. Today at the Mobile World Congress 2009 show in Barcelona Spain, Yahoo! announced the launch of its new Yahoo! Mobile service, which will be available as an application and Web service, for not just the iPhone, but for a slew of different smartphone platforms. “We believe the new Yahoo! Mobile will transform the way millions of mobile users around the world will interact with the Internet… Yahoo! Mobile will enable