[noahtallen]

No, cars are still very space inefficient which is a big problem in the densest cities in the world. A train carrying a thousand passengers past every three minutes is much better than the capacity of a road, especially during congestion

[seanmcdirmid]

Driverless cars could easily boost mass transit use by efficiently handling last mile problems. Although driverless short jaunt tuktuks might be better.

[shiroiushi]

Bicycles (or e-bikes if you prefer) are far more efficient than cars for this purpose. Bike-share is also really helpful here, so you don't need to have your own personal bike.