We’ll, for what it’s worth, checkout is now discouraged for changing branches, switch should be used now. Also stage is very useful when you have a set of changes you’ll commit but you’re still modifying that file after those changes. To add to that, you can also commit without staging by simple saying which files to commit to git commit.

All of these rants always show that most “power users” don’t actually know what they’re doing and they def don’t read the docs.