Historically, gamers 
get new consoles every five or six years. Like cell phones, game systems have a planned obsolescence — and each subsequent generation offers eye-popping new features that reinvigorate sales.
But as the Xbox 360 and PlayStation 3 start to get a bit long in the tooth, neither Microsoft nor Sony has uttered a word about their plans for new systems. And while Nintendo’s Wii U will hit stores next year, there’s a considerable amount of debate over whether that machine is truly “next gen.”
