The issue of regulation of capital flows has slowly but steadily moved to the centrestage from earlier being confined to the periphery of the mainstream policy discourse. The hesitancy of policymakers at the helm in discussing this openly earlier has given way to a welcome openness. Even the Bretton Woods institutions have revisited their earlier approach on the issue of management of capital flows.
But field testing improved that technology to such an extent that no-one today would seriously regard sailing boats as a realistic means of transporting goods by sea. Remember, too, that we tend to follow set behavioural patterns and pigeonhole issues according to our existing business models and processes.