- From: Shel Kaphan <sjk@amazon.com>
- Date: Thu, 31 Aug 1995 17:41:58 -0700
- To: Larry Masinter <masinter@parc.xerox.com>
- Cc: sjk@amazon.com, http-wg%cuckoo.hpl.hp.com@hplb.hpl.hp.com
Larry Masinter writes: > > Expiration dates in the future are usually guesses, and often > > overridden by user actions. > > I object to this interpretation. Expiration dates *must* be > conservative. > Point taken. It is all but unenforceable, though, given that any CGI script can insert any Expires header it wants. FMI, how do you think that documents with *no* Expires headers should be treated by caches? (Let's posit that they do have valid Last-modified headers).
Received on Thursday, 31 August 1995 18:14:26 UTC