Backup gear is like insurance, you hate paying until you need it. My buddy's bike light died on a night ride, and he had to use his phone flashlight the whole way home. Makes you think, right?

Actually, you still gotta be a little paranoid lol. Guest networks help, but they're not magic.

They probably taught team binding for bigger projects or to share skills. Solo work is great, but having help can speed things up sometimes.