Was just going to ask this. Wish there were more of these tools all around, because I bet a lot of experts have developed intuitive pictures of their own that w

Was just going to ask this. Wish there were more of these tools all around, because I bet a lot of experts have developed intuitive pictures of their own that would be good to convey directly. A big barrier to mathematics is the abstraction cost of the language. In many cases mathematical expressions are fine, but not always in mathematical physics.