I'm guessing you mean post content.
It would be extremely difficult, since filter:parse.post isn't passed the viewers UID. Which it should be, imo.
I need to add all newly registered users to a group (other than registered-users), for permissions purposes.
I'm a broke college student so I can't really offer more than buying you a coffee.
@adriangb here you go... Install from ACP
works like a charm! thanks