Glad you did. Had a quick look. Found this post quite interesting <a href="http:&#x2F;&#x2F;datagenetics.com&#x2F;blog&#x2F;march12016&#x2F;index.html" rel="nofollow">http:&#x2F;&#x2F;datagenetics.com&#x2F;blog&#x2F;march12016&#x2F;index.html</a>