> The problem is indeed hard because no one manage to find a solution at scale since 3 decades. The problem is hard because despite everyone's wishes, it's got

> The problem is indeed hard because no one manage to find a solution at scale since 3 decades. The problem is hard because despite everyone's wishes, it's got nothing to do with technology. All migrations are about economics and incentives, IPv6's qualities as a design (it's a long, long way from perfect, but I'd argue that it's good enough) are irrelevant.