Seniors, for the most part, do NOT navigate the net well. Most don't even have computers.

As for astronauts, we don't need 300 million of them.

It's the fact that brain-integration technology is going mainstream that it going to touch every aspect of our lives. I never said people weren't going to have children. You better study up on your evolution. I said the gene pool will inevitably become populated with genes that cause superior problem-solving abilities. Those people will be the future. The ones that can't use it will be the poor, huddled masses of the future. And eventually they will be gone but it won't happen overnight. Evolution never does.