Require Novelty Before Allowing Draw Offer ?

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http://www.chessbase.com/newsdetail.asp?newsid=4362

An entertaining idea was offered by Max Illingworth of Sydney Australia.

Max’s ideas seems a bit artificial to me. But there is a logic to it, and I love the creative thinking.
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How would you monitor or enforce it? And when does the game become an ‘endgame’?