Tesla CEO Elon Musk has been a harsh critic of "open borders" and is making headlines for demonizing undocumented people in the United States. However, per a new report from Bloomberg Businessweek, he has benefited from the labor of undocumented workers for years, as they have regularly worked at Tesla's gigafactory in Austin.

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It shows how some of Musk's wealth has come and was still expected to come from taxpayers before the plans were put on hold.