On May 9, 2005, at 8:13 AM, Bill de h�ra wrote:
Why can't ve just leave a protocol element out if we don't have information for it???
Because it allows someone to assert there is no alternate link for their feed. That's different from leaving an alternate link out.
What observable difference in the behavior of software would be affected by this difference? It's not obvious to me that there's a meaningful difference. -Tim
