https://catonmat.net/why-vim-uses-hjkl-as-arrow-keys
For a mostly data/SQL guy wanting to learn more about coding it still don't make much sense but at least I know why and I can move on. When I was trying vimtutor in a CLI interface I was less curious and more WTF F... this is pure madness kind of mood.
Dunno if I'll subscribe but nice first experience through this demo.