On 07/03/2012, at 1:52 PM, Randy Bush wrote: >> To me, the target of that language is software that generically treats >> protocol elements beginning with "x-" in a fundamentally different >> way, without knowledge of its semantics. That is broken, causes real >> harm, and I have seen it deployed. > > clue bat please? is there any general semantic to X-? I think one of the main points of the draft is to answer that question with "no." -- Mark Nottingham http://www.mnot.net/ _______________________________________________ Ietf mailing list Ietf@xxxxxxxx https://www.ietf.org/mailman/listinfo/ietf