By Ben Tavener, Senior Contributing Reporter
RIO DE JANEIRO, BRAZIL – Facebook has overtaken Orkut as Brazil's most visited social networking site, according to analytics firm comScore. The figures shows that in December 2011 Mark Zuckerberg’s Facebook had 36.1 million unique-user visitors, securing the top spot from Google’s Orkut, traditionally the most popular social network in Brazil, which attracted 34.4 million visitors.
Facebook has surged in popularity in Brazil over the past year: visitor numbers are up 192 percent year-on-year. Orkut only expanded five percent in the same period.
Brazil is now the . . .