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From "Roy T. Fielding" <field...@kiwi.ics.uci.edu>
Subject Re: the Twun (progress)
Date Sun, 04 Apr 1999 00:52:54 GMT
>The First test i have done seems to reveal what i thought, it _is_
>posible to track
>a user without using cookies by using the cache mechanism based on the
>etag.

No it isn't.  The only thing you can track with that is the closest
cache that uses etags for validation of a single entity.  That could
be half a million users behind a single AOL proxy, and is a lame excuse
for cache busting.

....Roy

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