Activision released a bunch of numbers during their very impressive quarterly financial report. Among the tidbits was the announcement that Diablo III has sold 12 million copies since it released last summer. An impressive feat making it last year's best selling PC game.
In other Blizzard news World of Warcraft is once again losing players. The current player base clocks in at 9.4 million (were up to 10 million at the Mists of Pandaria release), so it's not like the servers are empty...