Do you ever think though that we are just old fogies and have trouble accepting something new as good?
In 30 years today's kids might grown up and and really love this new Star Wars film that is coming out. These same kids that will like Iron Man and Avengers.
Once everyone gets to the Death Star in Star Wars the film turns into a video game. It's flawed but you kind of ignore it because you fell in love with it when you were 12.
A lot of schlock was made for years. The cream rises. Genres change along with our taste and expectations.