On Jun 17, 2014, at 9:26 AM, John C Klensin <john-ietf@xxxxxxx> wrote: > When criteria of those types are used, plain-text > email preferences will always lose, no matter how many of us (or > even non-engineers) prefer them for performance, security, > efficiency, or other reasons. FWIW, non-flowing, non-indentable plain text is a royal PITA for me when I'm doing document reviews, so I have a lot of sympathy for those product managers. The idea that indentation and flowable text can have security impacts is kind of sad.