One should note that Dell’s idea of launching a Hangouts session directly from isn’t currently possible; Google+ is still invite-only, and Hangouts can only be started or joined from within the network. Google also hasn’t opened its social network for businesses yet, but the company is currently evaluating how to integrate brands and businesses into Google+. Customer service has been one of the applications that has made Twitter attractive to companies like Comcast. Having the ability to directly talk to customers via group video chat could be the next step for many of these companies as they look for ways to take customer service beyond the traditional call-center script. Get the full story at GigaOM