> Homebrew wants you to change ownership of /usr/local to your individual user If I read homebrew's install.sh correctly, it changes ownership of a few directo

> Homebrew wants you to change ownership of /usr/local to your individual user If I read homebrew's install.sh correctly, it changes ownership of a few directories under /usr/local, not /usr/local itself (on x86, on ARM it follows a different path). This matches how my current Mac, which has brew, is currently setup as well. # Required installation paths. To install elsewhere (which is unsupported) # you can untar https://github.com/Homebrew/brew/tarball/master # anywhere you like. ... # On Intel macOS, this script installs to /usr/local only HOMEBREW_PREFIX="/usr/local" ... directories=(bin etc include lib sbin share opt var Frameworks etc/bash_completion.d lib/pkgconfig share/aclocal share/doc share/info share/locale share/man share/man/man1 share/man/man2 share/man/man3 share/man/man4 share/man/man5 share/man/man6 share/man/man7 share/man/man8 var/log var/homebrew var/homebrew/linked bin/brew) group_chmods=() for dir in "${directories[@]}"; do if exists_but_not_writable "${HOMEBREW_PREFIX}/${dir}"; then group_chmods+=("${HOMEBREW_PREFIX}/${dir}") fi done ... and further on, after some checks, group_chmods turns into chowns ... if [[ "${#chowns[@]}" -gt 0 ]]; then ohai "The following existing directories will have their owner set to ${tty_underline}${USER}${tty_reset}:" printf "%s\n" "${chowns[@]}" fi