Anil Seth explains away consciousness away using fashionable terms like that. As a pediatric neurosurgeon, I know from clinical experience that he is wrong.
Sure they do. It makes a lot of sense to conserve power when food supplies are low.
One difficulty is that many humans produce a “self” with split brains, a brain missing key components, or half a brain. That’s not consistent with materialism.
A recent experiment with mice showed data compression at work when the mice were making decisions about how to get a reward.
Eyes with lenses are believed to have evolved independently multiple times, but all evolutionary scenarios face insurmountable barriers.