Shells like KornShell, Bash, Zsh, and Fish offer command-line editing; Emacs-style editing is recommended. Have ...

Apple is moving away from the bash shell on macOS. The new macOS Catalina update will include zsh as the default shell, and older macOS versions can also move to the new shell too ...

Catalina still ships with bash, which emulates sh. However, I wouldn’t be surprised if Apple were to remove bash entirely in the future. Apple suggests having zsh emulate sh by adding the --emulate sh ...