RFD 96: added more detail on implementation details and questions
RFD 96: added more detail on implementation details and questions

melloc/rfd,davepacheco/rfd,AnthonyMann/rfd,joyent/rfd,davepacheco/rfd,rmustacc/rfd,davepacheco/rfd,joyent/rfd,joyent/rfd,joyent/rfd,davepacheco/rfd,AnthonyMann/rfd,rmustacc/rfd,davepacheco/rfd,melloc/rfd,melloc/rfd