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An opinion piece on why resources with multiple representations should be provided as distinct URLs rather than relying on Accept headers for choosing a representation

(last modified 2015)

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    Discovered through the WebP rabbit hole, in Mozilla bug https://bugzilla.mozilla.org/show_bug.cgi?id=1294490 (Implement experimental WebP image support a k a Implement WebP image support take 3)

    In particular, there is a counter-argument at https://bugzilla.mozilla.org/show_bug.cgi?id=1294490#c30 and https://bugzilla.mozilla.org/show_bug.cgi?id=1294490#c38 .