Eben Moglen observed that at one time people were building giant stone pyramids, then the social and technological conditions changed, and people stopped making new ones. That's OK, it's not a sad thing that there are no new pyramids, we still have the old ones and people still find them awesome.

And he says maybe big-budget movies are like that too, something that culture will do for a while and then move on to something different when the conditions change.