US Internet colossus Alphabet on Tuesday revamped Google+ online social network focused on people's interests, and tuned for smartphones or tablets. "We're starting to introduce a fully redesigned Google+ that puts Communities and Collections front and center," director of streams Eddie Kessler said in a blog post. Google's social network was rebuilt for fast, consistent performance whether accessed through computer web browsers or mobile devices powered by Apple or Android software, according to Kessler.



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