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* Isn't default assumption of deny_all co …
* Isn't default assumption of deny_all contrary to the theme of web documents? Information on the web is created for consumption by all, even though the host may want to hide internal informations, and give restricted access to other sources.
* If we keep allow_all as default, most of the policies would be to deny access. In which case, by the current approach, the system would be post-filtering most of the time. How helpful would query expansion be in this scenario? would query expansion be in this scenario?
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