Both Elon Musk and Mark Frohnmayer can attest that building a vehicle is hard but building the production facility is 10x as hard.
Both have succeeded where companies like Davis, Bricklin, Delorean and Dale did not. oil pan 4 might like the Dale story.
en.wikipedia.org/wiki/Twentieth_Century_Motor_Car_Corporation It's got gender dysphoria and absconding of funds.