When you start playing music when you're quite young, it's easy to stay young. And then you're touring, and you see people who've been on the road for 10 or 15 years and they just haven't grown up at all.
I don't worry about great visuals that they showed that weren't actually running on real hardware. It doesn't matter. Gamers don't make their purchase decisions based on movies that were shown in May for products that come out in March.