So it's widely known as a fact that many Nintendo games have ridiculous legs. But here's the question that no one really bother to ask...why is this so?

[Lawlight]

It's harder for a game on the PS3 to sell 15M when each game faces competition from 20 other games. And the competition builds up every year. And it's even harder when a game doesn't target the casuals or the mass market since that limits the audience.