That sounds totally unenforceable. ICANN doesn't have the resources to investigate in detail allegations that a domain was sold for more than face value. And ce

That sounds totally unenforceable. ICANN doesn't have the resources to investigate in detail allegations that a domain was sold for more than face value. And certainly, nobody involved in such a sale will have incentives to report it, under normal circumstances. Also, most desirable names would not be put to productive use since there'd be no relationship between what you can do with a name and how likely you are to get it, though this is a handwavier point.