Let's start a thread about the different mains fitted on the A cats attending the Worlds.

Apart from the hard wing of Ben Hall

http://www.flickr.com/photos/58897601@N00/1953339931/in/set-72157603067880235/

I believe that Randy Smyth deserves the award for the most radical design (boomless, upwards inclined head, 6 battens)

http://www.catsailor.com/bb_files/124717-19533.jpg

After the DNF collected in the first race (due to the sail breakage, Randy's scoring improved steadily (32, 21, 13 and 12)