In the opening scene of the 1960s classic “The Graduate,” Mr. McGuire accosts recently minted college graduate Benjamin Braddock (Dustin Hoffman) at a party and offers some sage advice. “I want to say one word to you. Just one word,” Mr. McGuire tells Benjamin. “Plastics.” That may have been good career advice back in 1967. … Continue reading Son, I’ve Got Two Words for You. Food. Trucks.