ya if you have been following bodybuilding for any time you will have stumbled onto something called oldman muscle. some of the old greats in bodybuilding noticed that as they aged although it was harder to gain, what they gained was stellar. It was hard dense very strong muscle. Their is some real science behind why this happens. I am sure trainerdan could enlighten you on this as I don't have time to dig up the articles I have read on this.