[ietf-dkim] NEW ISSUE: Restriction to posting by first Author breaks email semantics

[Mark Martinec]

Eliot,

> Perhaps it is better to explicitly deprecate multiple From lines?
> As UIs have developed they really don't index well against
> multiple From lines anyway. 
...
> In the end I stick with my preferred way forward: deprecate
> multiple From lines.

The topic is not about multiple From header fields (lines),
these are prohibited by rfc2822 anyway. The topic is about
multiple author addresses in a single From header field.

  Mark