It's always important in these conversations to take into account the Downs–Thomson paradox[0]. If public transit gets stuck in traffic and takes longer than ta

It's always important in these conversations to take into account the Downs–Thomson paradox[0]. If public transit gets stuck in traffic and takes longer than taking a car, people will take a car. And since taking a car is the least efficient way to use a lane, things will continue to get worse and worse as more people decide to use a car. You need to ensure that your public transit is not getting stuck in traffic. [0]: https://en.wikipedia.org/wiki/Downs%E2%80%93Thomson_paradox https://en.wikipedia.org/wiki/Downs%E2%80%93Thomson_paradox