We certainly appreciate your concerns on these matters. All site management can do is monitor posts as they occur. As this is a public forum, it is not possible for us to proactively prevent all occurrances of inappropriate posting by users, but we do act as quickly as we can when we see an issue, or are notifed by a user of such. We do not have the manpower to go through all of the old posts and remove/edit those suspected, or even prove a fake, due to required logistics.
List of things ain't nobody got time for:

1. That

If I could meet myself as a boy...