/ILYA/Music/W.A.S.P/1984 - W.A.S.P/01 - I wanna be somebody.flac

p='/ILYA' && sudo chown -R root:root "$p" && sudo chmod -R =r,u+w,+X "$p" && chown ilya "$p"

p='/ILYA' && sudo chown -R root:root "$p" && sudo chmod -R =r,u+w,+X,+t "$p" && chown ilya "$p"

$ touch file

$ ls -l file
-rw-r--r-- 1 user user 0 Jul 29 20:42 file

$ lsattr file
---------------- file

$ sudo chattr +i file
$ lsattr file
----i----------- file

$ rm file
rm: remove write-protected regular empty file `file'? y
rm: cannot remove `file': Operation not permitted

$ sudo rm file
rm: cannot remove `file': Operation not permitted

$ sudo chattr -i file

$ rm file