Humans use sensory inputs such as hearing, touch, and smell to help them manipulate the physical world effectively.

“where the robots are joints but humans have a lot more sensors you know we hear things we feel things smell yeah you smell things right so we subconsciously use all of those to help us be so good at manipulating the physical world but today like if we're not capturing that at all then even when we scale to millions of hours you might just be missing critical dimensions of the tasks so you'll never be able to solve a task right”