I agree with what other people have said about using the command line more and the gui less, that will make you have to learn about utils like find, grep, sed, and maybe awk.
Try learning vim (or emacs). Use some command like tools for stuff you’d do in the gui. Try some basic scripting for common tasks. Maybe write some short python/ruby scripts if you need them. I’ve found that writing code has given me a need for learning more about how the command line works, and other “power user” features.
If you’re looking for anti-neuclear skeptics and fear mongering, I don’t think this is any more the place than reddit was. I hope rather than seeking out those echo chambers you look into this a bit more. I don’t have any good stuff to link you too off the top of my head, but maybe someone else in the comments will