Earlier quoted context omitted.
While I don't disagree, this is also a city that has whole lanes on major streets reserved for cable cars. The city isn't exactly known for making decisions that drive efficiency.
Can you gather some information that backs up your claims here? How would devoting an extra lane to cars increase efficiency? I can't see a scenario where this would do anything but the opposite effect.
In case it's not clear, I'm refering to California st starting downtown and going all the way up the hill.