>> Trying to setup a new device for use with open protocols is a >> complete nightmare - you end up needing to configure 2 things for >> mail (IMAP and SMTP) > > and now, because we will have to be backward compatible, it will be > three. so that third had best be a really massive win. and i am not > seeing it. what i am seeing is second system syndrome in a wrapper of > whatever today <http://airmail.calendar/2017-02-07%2012:00:00%20GMT>'s > wrapping fashion is. > > randy > > Why? You will either be using IMAP/SMTP to access your mail/submit > your messages or you will be using JMAP. If you have the option of > the latter, youʼve just halved the number of things that need > configuring. how does the server forward the submitted mail to the global internet? how does the server migrate 200 or 2,000 imap users at human speed, i.e. over months? yet another protocol that requires a flag day. that has worked out so well for ipv6. randy