Here's one with a slightly different rig that looks like it's going along okay.
This could be the boat next door in sailing trim
All this and more can be found here: http://www.boatdesign.net/forums/showthread.php?t=623 , the scope, and effort of which simply proves the central theme of my previous blog entry.
I taught an Introduction to Yacht Design class years ago at Cal Extension. I tried holding it on Saturday mornings (obviously before my child was born); however, many of the sailors in the class objected to that hour (fruitlessly). They needed Saturday mornings to get ready for racing. I said that there were two kinds of people who were interested in boats, those who actually liked to go boating, and those who liked to stay inside and think about going, and the class was for the latter.