we have

the main  mechanizm that works with the files
the main  interrupt vector in file
of
the file had the same structrure
direct acess

version 3
the fille -,ain interrupt on the subject (eg play)
-play touch on the list shared interrupts all the files
(or list ) the supeursuer - the admin - the  user
we hvae this so many
sile + sests the operation on stet thery and logic one
ine re study this