Because we do love them, just like Vim vs Emacs, PHP vs Ruby, Go vs Elixir, jQuery vs React... But there is always something what I personally find very positiv

Because we do love them, just like Vim vs Emacs, PHP vs Ruby, Go vs Elixir, jQuery vs React... But there is always something what I personally find very positive between all these differences. Please look at Windows and the Linux - some years ago we got used to installing a dual-boot environments and now we may experience Canonical's Ubuntu on Windows with real Bash.