I say BS!.
My guess is the McDonald's is extremely careful and concerned about the quality of meat that goes into the hamburgers they sell.
ML/NJ
Go ahead, reject the truth my friend because you eat the crap, you need to decide to believe the truth, or live a delusion ... This can be denied, but it is true.
http://www.nytimes.com/2009/12/31/us/31meat.html