SAN FRANCISCO: Microsoft and its marketing partners have launched a social media campaign to promote its Visual Studio product to Web developers.

The effort, launched late last month as part of the mostly online, global "Defy All Challenges" campaign, includes a Second Life developer's community and streaming ads that use video game metaphors to show developers how Visual Studio can be useful in solving technical problems, said Prashant Sridharan, product manager for Visual Studio at Microsoft. The eight-figure budget also included ...