You're right, but it's a moot point for all practical purposes. Of course there is a limit, but if the limit is so high that we'll never reach it, it's as if th

You're right, but it's a moot point for all practical purposes. Of course there is a limit, but if the limit is so high that we'll never reach it, it's as if there's no limit. The point is, if you can be millions of times more productive with the same quantity of resources, your reserve of economic growth is gigantic. Not truly limitless, of course, but limitless for all intents and purposes.