[mgraczyk]

More to the point, we've also made no progress on supersizing existing unintelligent machines. In fact, machines have become dramatically smaller over the last several years.

If you look at the people who have the skills to make such machines larger, those who built bigger and better vacuum tubes and larger cathode displays with more oomph, they all appear to have disappeared, replaced by the misguided miniaturizers.

Your last point is already addressed in the paper, argument #3.