i was 5 years old when they mounted ashtrays on my face due to really bad astigmatism. my family only had a black and white tv back then, i didn&#x27;t watch much tv until much later in life.<p>not entirely sure your theory applies, to me at least.<p>i think you see much more people with bad eyesight nowadays as life&#x2F;nature does not kill us off immediately. with minimal corrections we can be productive members of society (unlike 5k years ago).