This is actually a very important principle that science is learning about large systems like evolution and that futurists are learning about anticipating human society: just because a future scenario is plausible doesn't mean we can get there from here.
The way that organizations and organisms anticipate the future is by taking signals from the past most the time.
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It seems like the studios are either making giant blockbusters or really super-small indies. And the mid-level films I grew up on like 'Back to the Future' and all those John Hughes movies the studios aren't doing. It's hard to get them on their feet.