AT&T can hardly be called a monopoly. Cable broadband has a much larger marketshare. It only has 16 million wire line subscribers. Edit: Though obviously some

AT&T can hardly be called a monopoly. Cable broadband has a much larger marketshare. It only has 16 million wire line subscribers. Edit: Though obviously some areas, AT&T is the only broadband providers. But breaking it up won't solve that issue at all.