Ryan Reynolds time travels to his younger self in The Adam Project

Over the years, the preponderance of time travel movies has led to certain rules, although not all films agree. Some films warn characters never to interact with their younger selves. Some films say characters shouldn’t do anything that would alter their future timeline, while others throw caution to the wind, positing that time is a fixed loop no matter what. And the films themselves have to be entertaining because imagining time travel shouldn’t be a…