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Here’s an interesting thing. If it could be proved it would be cool thing to have.https://www.ebay.co.uk/itm/115766702379?mkcid=16&mkevt=1&mkrid=711-127632-2357-0&ssspo=-ERqBGS8T66&sssrc=2349624&ssuid=t9YYdT2PT06&var=&widget_ver=artemis&media=COPY