The point is they could have called it “Blueberry” instead of “737 MAX” and have it still share the same type rating as the 737. Which is perfectly reasonable

The point is they could have called it “Blueberry” instead of “737 MAX” and have it still share the same type rating as the 737. Which is perfectly reasonable as changing the branding alone isn’t particularly meaningful from a safety, airworthiness, or training perspective.