Inside Out: 22 Easter Eggs, In-Jokes And References You Need To See

8. Long Term Memory Is Shaped Like A Brain

The world inside Riley's head is impeccably constructed, managing to name-check all manner of mental processes in a wholly logical, plot-relevant way. The film is so bristling with smart realisations of in-brain elements you probably missed a good chunk of them. One of the least obvious ones is how the curved shelves of long-term memory are shaped so that when viewed from above they look like the exterior of a brain.