I really don't.
Sounds like a way of reducing waste and killing harmful bacteria in the ground meat supply.
People who are creeped out about it probably think that packages of beef grow on trees and they develop labels as they ripen, along with a rind of plastic and styrofoam. And if you plant that little diaper underneath it in the ground, it'll grow into a new beef tree or something.
Guess what? Lots of animals eat the whole body of their prey. People eat brains and tongues and livers and intestines and stomach linings and kidneys. Just what is it that you're worried about getting into your hambuger patty? Raw meat is slimy. It just is. It doesn't get produced naturally in the back room of McDonalds right in the paper or cardboard box, complete with pickles and onions.