One person is making a self driving car company in the evenings and weekends and you think the software will be the hardest part? Someone could figure out the

One person is making a self driving car company in the evenings and weekends and you think the software will be the hardest part? Someone could figure out the software perhaps but selling it to an existing car company would be near impossible but less impossible compared to creating brand new car company and getting them certified in a state.