They competitors boat is a feat of engineering as well: http://www.alinghi.com/en/ http://www.alinghi.com/en/ The rules are basically unrestricted, build a 90

They competitors boat is a feat of engineering as well: http://www.alinghi.com/en/ http://www.alinghi.com/en/ The rules are basically unrestricted, build a 90'x90' boat, no matter the budget, a very interesting engineering challenge and both teams went in different directions.