Err, ok, I've optimised the image now with that tool (fwiw, back when it was created, I could only find pngcrush to use). But anyway, that wasn't really my point -- my point was that caching doesn't seem to play as big a role as one might be tempted to think.
Posted Oct 8, 2010 23:38 UTC (Fri) by man_ls (subscriber, #15091)
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Well, now you have the chance to try it out in practice: has the traffic surged because of the change in the icon? Has it slowed down after everyone cached the new version?