A retired football player invented the Nerf football and Nerf took off from there. He made more money off the NERF than he had as a football player and chiropractor. His family is still fairly well off from those continuing royalties.
A retired football player invented the Nerf football and Nerf took off from there. He made more money off the NERF than he had as a football player and chiropractor. His family is still fairly well off from those continuing royalties.