Eh, it certainly gets a lot of _attention_, and London is very, very big, so the absolute numbers are impressive-looking. The chances of it actually happening to any given person are extremely low, though.
Two guys hopped a wide sidewalk, never stopped and were back into traffic in an instant.
Everyone gave me the "you should't have been dressed that way" response. Police did nothing dispite certainly plenty of evidence (video, from apple, etc. etc).