> Why would the commit "z" be affiliated with some random documentation changes you come across and fix in the wip commit It's not? z is the root pseudo-commit

> Why would the commit "z" be affiliated with some random documentation changes you come across and fix in the wip commit It's not? z is the root pseudo-commit. > All that I see is it makes it easier to make small refinements to preciously altered lines ? Well yes, the point is to untangle working copies with various unrelated changes (usually fixups) which should really go into older commits.