The specs they've written had a lot of mistakes, but at least they had a draft. If there was a discussion of 'document editor' at the IETF-FAX meeting, I missed it.
People seem mainly to still be jockeying for position.
We not only need to pin down charset, we probably need to deal with line length characteristics too. This will be painful. However, it's not clear which version of HTML would be required. We also need a language for describing remote device characteristics and preferences. It might be that we could use something compatible with what HTTP user agents send for request headers, with some modifications, e.g., being careful about feature registration.