As a new parent, my mind immediately went to movie-viewing volume. With a four-month-old, I am not exactly plugged into movie culture—or really any culture unrelated to said four-month-old. So I wanted to know whether this “parent tax” is universal: Do we watch fewer films as our responsibilities grow?

The answer, unsurprisingly, is yes. In the MovieLens dataset, average rating volume peaks among users ages 25 to 34, then declines with each passing decade.

MovieLens data shows movie taste shifts with age, driven by nostalgia bias via Don't Worry About the Vase