Note that old edits and authorship information are _not_ lost from the database, but the times that the edits were made are lost.
Darn... and it's such a handy function too. Hope it's fixed soon.
If this is something that just been discovered recently when someone did a lot more page moving, we can recover that info easily enough--we did a complete tarball on 5/20--there may be more recent backups than that as well (ask Jason).
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