Reminds me of the insane mbox style of "escaping" the word "from" at the start of content lines, because it parses "From email-address some-date" as the start o

Reminds me of the insane mbox style of "escaping" the word "from" at the start of content lines, because it parses "From email-address some-date" as the start of each message. I almost always prefer to use a byte count at the start of data blocks instead of "random sentinels" at the end.