Google has enhanced its Google+ iPhone app with some of the same features recently unveiled on the social network's Web site.
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The revamped Google+ app now lets you join a Hangout, a new videoconferencing service in which you can chat with people in your circles. Though you can join an existing Hangout via the mobile app, you still need to open Google+ on your PC to start a new Hangout.
The group IM feature formerly known as … Read more