2009/1/30 Jason Schulz <JSchulz_4587(a)msn.com>om>:
When people know that rev X was removed at time Y,
trolls go to the old xml
dumps, find, and post the content, as I believe has happened in the past.
It's much easier to do that with a public log.
If it's noted in the page history, they can do that anyway.