Your comment reminded me of Chesterton's Fence http://epicureandealmaker.blogspot.com/2012/03/chesterton-fence.html http://epicureandealmaker.blogspot.com/2012/

Your comment reminded me of Chesterton's Fence http://epicureandealmaker.blogspot.com/2012/03/chesterton-fence.html http://epicureandealmaker.blogspot.com/2012/03/chesterton-fe... It has been written about a few hundred times in various blogs. Basically, if you don't see a reason, before you make changes think harder until you do.