Now that EA has gotten Origin for both Windows and Mac under its belt, it's clued GamesBeat into its plans for a cross-platform account system that's taken 1,500 engineers 18 months to build. With the "single identity" solution, gamers can play games tied to their accounts, find friends currently online and join up for multiplayer, message fellow users and access save states across platforms ranging from consoles and smartphones to tablets and social networks. Of course, the business side comes into play too: by keeping tabs on users,