HOUSE OVERSIGHT 025950 grammatical structure, which the brain simply invents (there are only a few ways in which a natural language can work). That is much easier to wire into a brain than a specific circuit. i my self believe that african music, westrn music , chinese music are a window into the the structure of those layers. . western rigid, african primitve , chinese nature based, . I belive that synphoic movments best describe your layering, they open with a basic simple melody„ after it is learned, it is repeated and" developed" , inverted, distorted, related, etc. the development stage take a long time. then there is a recapitlaltion of the whole. and its inter and intra actions. . african musci has lots of beats. and little development. - no accident, it mirrors their learning process. Interesting question if music is somehow indicative of genetically defined prefs, but I am not sure. It could be path effects, starting in culture. re taboo , maybe climate change is a good way of dealing with overpopulation. . the earths forest fire. potentailly a good thing for the species Making having children expensive in terms of upbringing and missed opportunity (like in the west) is a more humane way. Environmental stress while leaving near rock bottom tends to lead people to have more children, because there is no missed opportunity, and high mortality requires more attempts at procreation. Humans are a hardy species, outside of focused famine events and wars only small fractions of any given population die. I suspect that strong reductions in population will come from large-scale failure of agriculture. The climate change itself with result in migration and wars, but most people will probably survive that. But who knows, I might be wrong. too many people, so many mass executions of the elderly and infirm make sense is the fundamental fact that everyone dies at some time .make it imporrisbole to ask so why not earilier. if the brain discards unus