I've experienced that frustration first hand in SFO, and when I was at uni in Nottingham - it might not have actually been quicker but the constant stop/start w

I've experienced that frustration first hand in SFO, and when I was at uni in Nottingham - it might not have actually been quicker but the constant stop/start was becoming so annoying that I got out and walked in the end just because it meant I was moving.