I wonder if he got the idea from Japan Railways, which use a technique called "Pointing and Calling" to ensure every action is intentional. http://www.atlasobs

I wonder if he got the idea from Japan Railways, which use a technique called "Pointing and Calling" to ensure every action is intentional. http://www.atlasobscura.com/articles/pointing-and-calling-japan-trains http://www.atlasobscura.com/articles/pointing-and-calling-ja...