In those countries where manpower is not available, or some process where human efforts are limited, Automation is justified. Howeverin the countries with huge potential of young manpower automation can be limited.
So, Essentially, they're proposing we take populous countries and limit the automation and let it go wild, but wouldn't this mean that over time, there would be technology segregation or a widespread between the automated countries and the manual labor ones? This would potentially create a crisis. We can likely say that opening borders because of not having to be in the physical location could open up some other doors.