A few decades ago, Scott McKenzie sang one of the classic hippie anthems, “San Francisco,” back in 1967. It was sung during the heyday of sex, drugs, and rock and roll. Flower power was the rage. Peace, love, and understanding were the ma...

A few decades ago, Scott McKenzie sang one of the classic hippie anthems, “San Francisco,” back in 1967. It was sung during the heyday of sex, drugs, and rock and roll. Flower power was the rage. Peace, love, and understanding were the ma...