> It's a crime because he has someone else's car. That doesn't make any sense. It's a crime because the someone else doesn't have their car. If he could some

> It's a crime because he has someone else's car. That doesn't make any sense. It's a crime because the someone else doesn't have their car. If he could somehow have the car and the owner still have it, then there'd be no harm. Arguably even no crime. What you describe doesn't criminalize theft... it criminalizes possession.