The way it is now with the F18 fleet they are in a mini arms race leaving buyers with inferior product within the fleet.We are the people are parents warned us about!
You need to review your facts before continuing to spead incomplete generalizations.
The F18 fleet in Europe grew becuase they offered a open and competitive racing scene. The top racers buy new boats regularly whether it is SMOD or formula. Having newer models kept their interest in continuing that trend. They in turn then provided a ready supply of good used equipment that help grow the fleets for those looking to get in or on a budget. Older equipment in the right hands continues to win races. Claiming new equipment obsloletes a class is 99% in your head.