Shell may be super useful to learn but that doesn't mean it's full of horrible footguns that greatly hamper your ability to determine if your code is doing the right thing or not once you get to a significant body of code: just take a look at https://mywiki.wooledge.org/BashPitfalls and compare with other languages that don't have some of the more egregious easy-to-make mistakes (e.g. anything to do with word splitting).