The long tail is very long, and it's not just the bare text tools, it's the bare text tools (including tools that were written 30 years ago and that haven't changed since, and the tools that barely even count as cli tools), and also anything that ever did anything more interesting. You're not just talking about rewriting coreutils, you're also talking about redoing vim and emacs and top and all the *stat programs and tmux and screen and ...
The long tail is very long, and it's not just the bare text tools, it's the bare text tools (including tools that were written 30 years ago and that haven't changed since, and the tools that barely even count as cli tools), and also anything that ever did anything more interesting. You're not just talking about rewriting coreutils, you're also talking about redoing vim and emacs and top and all the *stat programs and tmux and screen and ...