Well, you're right, I shouldn't say "ideal", for exactly that reason. I suppose what I mean is "interesting". If
SL, or something very much like it, caught on in a big way, then it might make a more "ideal" platform for videogame promotion. The thing is, you could, with enough effort, create some really interactive and immersive promotional and community areas. And for Nintendo especially,
SL tends to appeal to non-traditional gamers Nintendo has been marketing towards lately.