Maybe illegal is too strong of a word, but in practice "the market" demands much safer cars than it did 3 decades ago, and that costs money. If you build cheap

Maybe illegal is too strong of a word, but in practice "the market" demands much safer cars than it did 3 decades ago, and that costs money. If you build cheaper cars but nobody can insure them economically, for example, you're not gonna get a lot of takers.