If you always work in feature branches and commit often (which you should IMO) it makes perfect sense to squash on merge. It gives you a nice history that only

If you always work in feature branches and commit often (which you should IMO) it makes perfect sense to squash on merge. It gives you a nice history that only contains relevant commits instead of having a bunch of “added tests”/“fixed XYZ”/“remove debug log”/etc commits. With some discipline this makes the commit history actually worth reading and makes git blame a useful tool.