You're reading the worst possible interpretation of that quote, and applying it to all situations. Of course it's not valid for some mundane field - Ford delive

You're reading the worst possible interpretation of that quote, and applying it to all situations. Of course it's not valid for some mundane field - Ford delivered a whole new form of movement to the masses. It would be like if mass space-travel suddenly became available and cheap for us all. The original quote talks about transformative development, not iterative development.