How would /home/linuxbrew/ be writeable by a non root? Using /home/ like /opt/ is just weird. It seems the installer picks ~/.linuxbrew/ if the user doesn't ha

How would /home/linuxbrew/ be writeable by a non root? Using /home/ like /opt/ is just weird. It seems the installer picks ~/.linuxbrew/ if the user doesn't have sudo privilege but no idea how it got to the conclusion of using /home/linuxbrew/ otherwise.