For the same reason science takes 100s (,1000s) of years to develop. All the "intelligence" takes place in the humans that design experiments to collect unambi

For the same reason science takes 100s (,1000s) of years to develop. All the "intelligence" takes place in the humans that design experiments to collect unambiguous data. "data" absent a profoundly intelligent (, expensive, fraught, ...) experimental design is basically useless.