Other changes enacted are that Soap Box threads don't show up in the "New Posts" list or in searches, so even if they are archived, they won't come up on APUG searches. So if you really want to play in the Soap Box, you have to go looking for it. Mephistopheles only enters after he's been invited in three times, after all.

An expiration date on Soap Box posts, though, isn't necessarily a bad idea, so they don't come up in Google or other searches.