No section is weaker than another. That’s not the situation with a line, that is vulnerable along its length; the for a longer period it will get, the greater vulnerable to force. That’s as real with woodpiles as it really is with geometry. Think about it as a boutique Market: http://da-li.de/die-vorteile-einer-investition-in-ein-massivholzbett-warum-qualitat-wichtig-ist/