While Google+ is building anticipation in its invitation only “Field Trial,” Facebook took the opportunity to launch versions of a few of the game-changing products introduced by Google+ including video calling and group chat. Facebook partnered with Microsoft-owned Skype to deliver the video chat feature, expanding Microsoft’s foothold in social media. Facebook’s video chat doesn’t support a group call like Google+’s Hangouts, and the group chat doesn’t appear to have a mobile text app, but this is still shaping up to be a battle royal.