> From: Carsten Bormann <cabo@xxxxxxx> > > I think in protocol evolution (as well as computer system evolution > in general) we are missing triggers to get rid of vestigial > features. That's quite true. Let us start by rationalizing the spelling and punctuation of written English (which is the coding system for *this entire discussion*). Once we've cleaned up that idiocy, we can start in on SIP. Dale