When Harold Payson--known to associates, friends, and his wife as Dynamite--began supplementing his boatbuilding work by selling boat plans, he got feedback from a number of customers who found the boats too difficult to build. Selling plans for boats that never got built went against Dynamite's Down East grain, and it was also, he figured, "a straight road to bankruptcy in the long run." He outlined the problem to Philip Bolger, arguably the most...