Re: Upgrading to UTF-8

> > it takes a very long time before support is no longer required - people 
> > still want to be able to read old email or news messages.
> Won't UAs that support raw utf-8 in headers but don't support decoding
> 2047 tagging in header fields work exactly as "well" as the UAs that
> existed when RFC 2047 was first implemented?
no.  because legacy UAs could still parse, and correctly reply to,
messages with RFC 2047 (and its predecessors) encoded-words.