This message is short and sounds curt, but it's the medium not the message. I actually have two questions. We wish to participate, but cannot because of the financial burden due in large part to the travel schedule. One would have to establish membership for taking votes. Each implements only some of the new features.
None match the standard exactly since it is evolving.
That should be a top priority for the standard after the one being finalized now. There were many compromises that had to be made by the countries developing the standard. Some objected to the screen section, but agree to it if it were optional. Similarly for file sharing, which does not apply to all environments. The Screen section is based on an older character model.