I read a post at eWeek.com by Jim Rapoza titled Apple Trumps Microsoft, Google as Tech Monopolist, in which he claims the "biggest" tech monopolist is Apple. Based on the criteria he uses to come to reach this conclusion, I more or less agree with him.
Being a monopoly is not in and of itself evil. It's the "greed is good" business practices that monopolies often use that are. ...read more about Tech Monopolies