It's not a monopoly. To be a monopoly the barrier to entry must be extremly high. There is no product that they sell if combined that would be impossible to enter and compete with. The alienware alpha for consoles, Panasonic for any tech gear. Apple for os. So no. Monopoly are really for oil or anything else with a very large amount of vas like refinement, distribution,drilling. if all the airlines merged it would be a monopoly. If all the car manufacturers merged. Ect.