Hello! The other day I ran a Mastodon poll asking people how confident they were that they understood how HEAD works in Git. The results (out of 1700 votes) were a little surprising to me: 10% “100%” 36% “pretty confident” 39% “somewhat confident?” 15% “literally no idea” I was surprised that people were so unconfident about their understanding – I’d been thinking of HEAD as a pretty straightforward topic. Usually when people say that a topic is confusing when I think it’s not, the reason is tha...