On 5 October 2012 08:12, Julian Reschke <julian.reschke@xxxxxx> wrote: > 3.4. The "wait" Preference > I'm not totally convinced that taking the Date request header field into > account is necessary given the additional complexity; what do others think? I said as much in my GenART review: http://www.ietf.org/mail-archive/web/gen-art/current/msg07790.html Having had experience implementing this exact feature, relying on Date isn't going to work.