sed(100+ hours), vim(1000+ hours), perl(10,000+ hours), emacs, jq, XML::Simple(Perl library), javascript console in browser, Ctrl-R(bash command) If you know P

sed(100+ hours), vim(1000+ hours), perl(10,000+ hours), emacs, jq, XML::Simple(Perl library), javascript console in browser, Ctrl-R(bash command) If you know Perl you get instant access to many many powers which you otherwise have to use 10s to 100s of tools to get it done.