You have a wine tasting of different years, and we're sort of doing that with our music, giving them a taste of what Journey used to be like.
Make no mistake, if the payroll-tax cut is extended, it will become permanent. Social Security will become another welfare program as the tie between what someone pays and what they receive gets broken.
Both of these branches of evolutionary science, are, in my opinion, in the closest causal connection; this arises from the reciprocal action of the laws of heredity and adaptation.