Nothing was "started" by him joining. Name was the same and they were already producing car(s). He did bring his skills for fraud and puffery though.

Name a car they were producing before when Elon became the company’s chairman. With their three employees.

Revisionist history because of your feelings is still wrong.

Tesla was not a well working startup - they had no funds and he was the fourth employee. They had some ideas about making an electric car.