emanuele6 1701343825 learn cp -r is a non-standard alias for   cp -R    prefer the latter. https://pubs.opengroup.org/onlinepubs/9699919799/utilities/cp.html
emanuele6 1701344066 forget
emanuele6 1701344140 learn `cp -r' is a non-standard alias for `cp -R'; prefer the latter. See: https://pubs.opengroup.org/onlinepubs/9699919799/utilities/cp.html