> Visualizations are great for shared intuition, but it should only be used at the end of a long personal struggle which should involve hours upon hours of undi

> Visualizations are great for shared intuition, but it should only be used at the end of a long personal struggle which should involve hours upon hours of undistracted effort, preferably involving something tactile like a pen and pencil. There is a classic Alan Kay talk that touches on this very issue, called "Doing With Images Makes Symbols." It discusses what the true power of HCI really is: that complex ideas (or even "unthinkable" ones) can be expressed via HCI using some combination of visual, kinesthetic, and symbolic reasoning. The whole talk is well worth watching, but here is the part I feel is most relevant for Victor's point: https://youtu.be/p2LZLYcu_JY?t=1h7m10s https://youtu.be/p2LZLYcu_JY?t=1h7m10s