How do you feel about deleting commits to avoid reverting them on such personal branches? Also, what about doing it to fix commit messages (maybe because they w

How do you feel about deleting commits to avoid reverting them on such personal branches? Also, what about doing it to fix commit messages (maybe because they were accidentally written in a language that was not agreed on for the project)? What about splitting a commit with a generic "lots of semi-related things" commit message into multiple, more focused commits?