And if any one of your single stations goes down the line is forced to run at 0% speed. You add sufficient redundancy and perform preventative maintenance so th

And if any one of your single stations goes down the line is forced to run at 0% speed. You add sufficient redundancy and perform preventative maintenance so the line doesn't go down. 11 car painting stations is still way easier, cheaper, and safer than building 1 station which is 10 times faster that can never go down.