I mean, the first Back to the Future is kind of a perfect script, I think, in terms of handling time travel the best. It depends on your definition. To me, that means it effectively uses it in the story. – Rian Johnson
Teen movies often have an unspoken underlying premise in which high school is seen as less serious than the adult world. But when your head is encased in that microcosm its the most serious time of your life. – Rian Johnson