With the DSM-V, it is much, much harder for the autism spectrum, dx. Not to say, he may not be somewhere on that spectrum, but you'll be hard pressed to find anyone to dx it, now, that the parameters have radically changed.

Is the school involved, for evaluation? What does his pediatrician say? Those in position to dx, anything, are hard pressed to go, based upon parental insistence.

He is resorting to an inner fantasy life, with his games, which does sound concerning, the amount of withdrawing he is doing in society. Is it, adults, that are cringing? Who is cringing? Because, it is a reality in this world we live in, that kids are really into these games. Does he have on-line friends, at least? Other's to play these games with?

Are there any computer programming classes for kids, offered locally?