> It might just be a matter of educating people what is already possible.
I was thinking of something that would allow lower-cost implementations; right now, if a tool wants to take advantage of such information, it needs to implement a complete, HTTP-compliant cache. An immutable flag would lower the bar considerably; it says "yes, just store a local copy and use it from now on." > The other day the RSS world discovered ETags and it seems to have > spread around various implementations quite quickly, after some > people wrote it up clearly and others became motivated enough by > the bandwidth savings to spend time implementing it. Saw that; very encouraging. Cheers,
