Knicks legend, fashion icon and MSG color commentator Walt Frazier —the man known as “Clyde” — turned 80 years old Saturday. He takes a timeout for some birthday Q&A with Post columnist Steve Serby.

He branched out in 1996 and established his own business, Shepherd Engineering Services, in Greenfield. He was the proud owner and operator of his own business until his retirement in 2022. Philip was ...