That is because the "progressives" staunchly believe that "some animals are more equal than others".
Political reliability is the new norm for whom will get what. If your politcs are correct you will get the the best treatment and all the medicines you want. If not access to certain meds like pain meds "you may have to suffer a little bit" -Mayor Bloomburg, and thumbs down when your case goes before the death panels.
Jefferson said it best "the tree of liberty needs to be replenished every hundred years or so by the blood of patriots and tyrants". I do believe a fertilizing is almost in order.