Is this thread turning into an AA meeting? <img src="http://www.catsailor.com/forums/images/graemlins/confused.gif" alt="" /> <img src="http://www.catsailor.com/forums/images/graemlins/tongue.gif" alt="" />

The only "commercial" relationship that I know of Macca is his sponsorship of Nacra (Right Macca?).
As far as I know this would not conflict with the F16 class in any way as they are totally non-related (F18 vs F16).