If it were more efficient , it wouldn ' t need to be subsidized to compete with other modes of transportation . The carbon tax will take care of the environmental benefit . There are no positive externalities . It doesn ' t help the environment , it just hurts it less . I , as someone who almost exclusively bikes and walks everywhere , should not have to pay for other people to take public transit . I ' m not against tolls , but if they ' re meant to internalize the congestion externality , they should go towards those who suffer from that externality , which is other drivers , not people who take public transit . <| sep |> For Supergirl , she comes packaged with the PS 4 Starter Pack , inside the box . It should have a sticker on the front if it ' s got Supergirl in it .