If you keep using HN for ideological flamewar, like you've been doing in this thread, we will ban you. We've warned you about this before.
>I do it because it's good for the brain. To do good work you need a brain that can go anywhere. And you especially need a brain that's in the habit of going where it's not supposed to.
It seems to me that you're underestimating the (vast) amounts of repetition and bile in the style of flamewar comment that you're practicing. That has nothing whatsoever with that essay, nor any of the other values PG wanted to see practiced on HN. This is supposed to be a site for curious conversation, not smiting and tarring enemies.