A convenient side effect of this policy is that your judgement is never scrutinized by ordinary users of the site.
This is true, but it is also true that ordinary users of the site usually have less information about these situations than the moderators do, and they may involve things like harrassment that happens outside the forums, and some of the parties involved may not wish for such things to appear in public.
Internet forums are not democracies, but as far as they go, APUG is pretty well behaved and as such doesn't require too much intervention on the part of the moderators. If Sean thinks what we're doing is working, then he'll probably stick with it. If not, it's his site, and it's up to him to decide what to change.

. Where a member/subscriber is restricted from posting for 3 days or so and then let back on the forum. Multiple transgressions within a set time period would then be met with banning. Sort of a three-strikes-and-you're-out system. Then the rest of the membership could see that people brought banning upon themselves and also had adequate warning.