>"But we also lost something. One thing we lost is a lot of our visual acuity in reading nature and reading the world. If you look at older cultures that aren’t

>"But we also lost something. One thing we lost is a lot of our visual acuity in reading nature and reading the world. If you look at older cultures that aren’t text-based, you see incredible abilities to, for instance, navigate by all sorts of natural signs. This acuity in reading the world, which also requires a lot of the visual cortex, we lost some of that simply because we had to reprogram our brain to become good readers." Or because larger numbers of people lived in cities and used craft skills to get money to live rather than hunting and gathering?