^ haha, trust me, I get shit all the time from my brother, the Astrophysicist.
According to him, if it's not physics, it's not science. So I've told him not to come crying to me when he needs a cure for cancer
Anyway, oil was changed at 6,500 miles, clatter started around 8,000 & the car now has 11,500.
Thanks for the link...