Sometimes, having a snapshot is useful even if it's not a snapshot of a completely functional system. "Hmm, this doesn't seem to be a workable approach here; le

Sometimes, having a snapshot is useful even if it's not a snapshot of a completely functional system. "Hmm, this doesn't seem to be a workable approach here; let's commit, checkout an earlier version and branch off that." It's not necessary to push all these experiments (or even keep them in the end), but it might be useful to have them, at least for the moment.