This isn't even a privacy issue; it's an issue of government employees getting paid by our tax dollars to play computer games.
If you were a super secret spy and you could choose between the streets of Baghdad or playing WoW all day, what would you choose?
I'm pretty sure that the people they've got doing this are the ones who would ordinarily be doing boring computer work. Contrary to what shows like
CSI depict, the white-collar professionals doing office work and the badasses waving guns around and busting the bad guys are actually in two separate lines of work.