Google’s said to be working on video-calling for the Gmail app, says a tweeter who claims to “work with Samsung.” His tweet read “Just had a video call using gmail on Nexus S. Impressive quality @googlenexus Gingerbread 2.3.4 #io2011,” and as he used the I/O hashtag it’s believed Google will announce the addition at their big developers’ conference in just a couple of weeks. More »