Re:Homebrew 3.0
by anaerobicover on Friday February 05, 2021 @12:56PM
(#26039164)
This changed in the last few years (I don't recall the exact date), but it absolutely was the way that brew operated for many years.
https://apple.stackexchange.com/questions/1393/are-my-permis...
https://superuser.com/questions/1264673/chown-usr-local-oper...
Nope - intel Mac on Big Sur:
drogers@SJCMACJDYMD6M ~ % ls -l /usr
[snip]
drwxr-xr-x 15 root wheel 480 Dec 14 20:10 local
[end snip]
And for the record, neither of your links support your claim.