I think a Paternoster wouldn't be viable for a number of reasons (mainly ADA/accessibility). Instead you'd need to have each car independently powered and allow

I think a Paternoster wouldn't be viable for a number of reasons (mainly ADA/accessibility). Instead you'd need to have each car independently powered and allow them to communicate back to a central planning server to allow cars to stop without stopping all other cars in the lane (and to prevent other cars from bunching up).