Yeah, there would be advantages in the cars exchanging data, but you could have that while still leaving the final decisions up to the individual car (rather th

Yeah, there would be advantages in the cars exchanging data, but you could have that while still leaving the final decisions up to the individual car (rather than being dictated by a centralized controller). That's more or less what ants and bees do -- they exchange information with each other, but each unit is still quasi-independent.