Most real problems in the world are coordination problems, where one motivated/coordinated entity sits on an essential “toll bridge”, and the whole world can th

Most real problems in the world are coordination problems, where one motivated/coordinated entity sits on an essential “toll bridge”, and the whole world can theoretically just coordinate to route around them. But because “everyone else in the world” is a huge number of people with their own mixed up set of incentives, and the solution doesn’t work unless a critical mass coordinates to do the same thing, this turns out to be really hard.