> In contrast to undocumented free (open) systems? There's choice so you don't have to use those - https://www.freebsd.org/doc/handbook/ https://www.freebsd.or

> In contrast to undocumented free (open) systems? There's choice so you don't have to use those - https://www.freebsd.org/doc/handbook/ https://www.freebsd.org/doc/handbook/