I'm going to go out on a limb and guess he was in need of some funding and then this miraculously happened.

The "Marching Morons" short story was bad science and was an argument based on the pseudoscience of eugenics. And no, I really doubt that there are any selection pressures on humans at all much less one that favors low IQ. Most evolutionists feel that we have stopped evolving.

Well yes..... any time.... in the next 10,000 years. Which is barely a blip to geologists. A bit more than that to us.

How are lasers superior to wires? You still have to deliver the laser pulse to the muscle involved. Which means optical fibers. Which are better than wires how?

But you didn't answer the big question. How tasty are marmots roasted on a spit?