What is it that makes a board go truly fast? Starboard put a nice story online, about the development of their Slalom boards: The iSonic.
It is always the combination of concave, appropriate rocker, rails, vee, an outline that performs and the thickness flow. And while it is easy to know the ingredients, it gets hard when you start comparing. And how do you know you are not constantly going in circles. The only way to avoid that is testing, testing and more testing.
Read the full article here.