Technology Advances. Comfort Retreats.

First photo: The overstuffed single seat of a 1940's era streetcar in SF Muni's "F" Line of historic cars. Second photo: a 2019 Muni streetcar, like something out of "The Simpsons" -- just a flat slab of primary color plastic without even a "butt-dent" to keep you from sliding. And you will be sliding.