On Mon, 16 Jul 2001, Sheldon Hearn wrote:
> > RFC 2822, which has replaced RFC 822, does not require any recipient
> > fields.
>
> Was it a requirement in RFC 822? If so, I finally understand why so
> many mail clients insist on doing something stupid with To: when Bcc: is
> used.
Yes, it was.
August 13, 1982 - 38 - RFC #822
Standard for ARPA Internet Text Messages
A.3. COMPLETE HEADERS
A.3.1. Minimum required
Date: 26 Aug 76 1429 EDT Date: 26 Aug 76 1429 EDT
From: Jones@??? or From: Jones@???
Bcc: To: Smith@???
Note that the "Bcc" field may be empty, while the "To" field
is required to have at least one address.
--
Philip Hazel University of Cambridge Computing Service,
ph10@??? Cambridge, England. Phone: +44 1223 334714.