Came across this today. Thought I'd share. I'm really wondering about this BG MOA product. The guy seems to heavily favor it.
http://jalopnik.com/this-is-what-happens-when-you-dont-drive-your-v10-audi-1691976274
http://jalopnik.com/this-is-what-happens-when-you-dont-drive-your-v10-audi-1691976274