> what makes you think source control systems are so trivial? The commenter is referring to the tooling around git, wasting valuable teaching time. For exampl

> what makes you think source control systems are so trivial? The commenter is referring to the tooling around git, wasting valuable teaching time. For example, most people will only ever have one ssh key on their device. Having to setup the keyring, and keeping aware of its nuances, is a waste of time.