Thanks for commenting, and sorry for that side-effect. I don't experience it myself anymore, and that may be due to exposure. I guess to solve the issues you n

Thanks for commenting, and sorry for that side-effect. I don't experience it myself anymore, and that may be due to exposure. I guess to solve the issues you need to tolerate staring them in the face for quite a while! To repeat what I said below: I'm personally optimistic -- I think the ideas are there to avoid protracted decline and there's also a historical awareness which most previous civilisations didn't have.