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.
There are moments when television systems are young and haven't formed properly, and there's room for lots of original stuff. Then things become more and more top-heavy with executives who are trying to guarantee the success of things.
It's a strange world of language in which skating on thin ice can get you into hot water.