A great way to learn the basics. It’ll be old, but that’s ok. It’s going to cover all the shell basics and then more. It’s still going to be useful, it’ll cost you pennies, you’ll be able to dip into it when you want, and you’ll be giving to a good cause.
It’s this toxic attitude that we reject. If you prefer to stare at screens all the time causing damage to your retinas, then I’m happy for you.
You gave a command, I rejected it.