Since the 1970s? How did people, including children, ride bikes before then? 1950s PSA about children riding their bike like driving a car (worth watching the

Since the 1970s? How did people, including children, ride bikes before then? 1950s PSA about children riding their bike like driving a car (worth watching the whole thing for nostalgia): https://youtu.be/fDm6jiQz5BY?t=206 https://youtu.be/fDm6jiQz5BY?t=206