On Mar 31, 2011, at 9:52 AM, Terry Reedy wrote:

I would like to try putting the comment box after the last (most recent) comment, as that is the message one most ofter responds to. Having to now scroll up and down between comment box and last message(s) is often of a nuisance.

While that sounds logical, I think it will be a usability problem.  If someone doesn't see a the comment box immediately, they may not know to scroll down past dozens of messages to find it.

Rather that being trial-and-error amateur web page designers, it would be better to follow proven models.  All of the following have the comment box at the top and the messages in reverse chronological order: