The 1993 revision added new definitions, deleted some, while leaving the message format itself unchanged.
The message format was designed to work unambiguously with a broad range of computer architectures.
"If you wanted to, Ma'am, we could duplicate their message formats with no sweat at all."
These early users decided their own message formats and communication conventions.
There are two message coding formats defined for the information content part of messages.
For a complete byte-by-byte breakdown of the message format, see this page.
Log message format or content may not always be fully documented.
The message format betrays the extensive use of radioteletype links in the past.
A. The winmail.dat file usually appears because various mail programs handle message formats differently.
The message format was in natural language rather than any of the high-level Con-joiner protocols.