Natural abstractions are information that propgates at great causal distances. Selection pressures, (so long as the act at a distance?) Should select for agents that use these natural abstractions in their world models, (inc their utility functions). This explains how babies can learn language with so few bits of information, theyre already only selecting between possible natural abstractions, this answers quines stuff about gavagai. Values have to be natural abstractions
Reading and Writing Philosophy re consciousness raising and conceptually bounded agents