Actually, there's good evidence that it's the other way around. According to Elon, designing a car factory is 1000X harder than designing a car. According t

Actually, there's good evidence that it's the other way around. According to Elon, designing a car factory is 1000X harder than designing a car. According to Elon, the initial model 3 production was a big mess that almost bankrupted the company. How did they turn this around? By building a car factory in China using local knowledge, then building an duplicate of that factory in Germany, and then building a factory in Texas that incorporated knowledge learned.