All of the above. More Americans puts us in a better position to compete against China and India, and we can't expect our technological superiority to give us

All of the above. More Americans puts us in a better position to compete against China and India, and we can't expect our technological superiority to give us an edge forever. My view is of course biased, but I sincerely believe the world would be a crueler place were Chinese culture and military power to replace American cultural popularity and military power.