Linux is slowly becoming a gaming alternative, but it's still a long way from consoles and Windows. How long will it take to see Linux represented at the E3 Expo in full effect, just like all the other platforms?
Making predictions is very hard, especially about the future. This simple statement from physicist Niels Bohr explains very well why it's difficult to anticipate what will happen in the world of technology. Some things evolve faster than we can predict and others seem to stagnate.