If you have ever been to London, you probably know how complicated London tube map looks like :) There is no way for me to understand this unless I look at it for 100 times (and it was actually the reality). Most of the Git repository commit histories I look at nowadays are not much different from this map. For example, I cloned the original Git source code and wanted to look at its commit history. I wish I didn’t do that as my eyes hurt really bad: This is the view of gitk but it doesn’t mat...