India has a population of 1.1 billion, out of which a mere 19 million people visited social network sites this past December, comScore reports. Still, social networking growth was significant last year: 51% overall. Google's Orkut, popular in Brazil, is No. 1 in India too, at 12.8 million visitors in December, an increase of 81% over the previous year. Facebook, at 4 million December visitors, is … [Read more...] about Social networking growth in India