The phenomenal binding problem is something I just learned about. It's the problem in the philosophy of mind that asks "how do the many sensory inputs get bound into the singular conscious experience that you perceive"?

This brave phenomenaut argues that the answer involves topology: https://www.youtube.com/watch?v=g0YID6XV-PQ&ab_channel=Andr%C3%A9sG%C3%B3mezEmilsson, which is amazing.