Armen Stein wrote in
:

On Thu, 06 May 2010 07:32:30 -0400, MikeR
wrote:

It's called threading.

Of course. The point is that the newsgroup server is not using an
internal message ID for the threading, but rather the Subject text
itself. Using the Subject line causes problems in a busy
newsgroup because the chances of exact duplicates are higher.

....and the error is in the design of the news reader for not
following proper standards.

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David W. Fenton http://www.dfenton.com/
usenet at dfenton dot com http://www.dfenton.com/DFA/