I agree that the analogy is wrong: Apple & Google are competing head-2-head, Toyota & Mercedes generally don't. But it's interesting to think about why. It's t

I agree that the analogy is wrong: Apple & Google are competing head-2-head, Toyota & Mercedes generally don't. But it's interesting to think about why. It's typical that as market categories mature, we get segmentation. Start with the model T, eventually you have luxury SUVs, sportscars, minivans, large sedans, smarcars....