Is "pavement cycling" (cycling on the sidewalk) a really big problem in the UK? It's come up a few times in this thread. It's illegal in Boston, as well, but ba

Is "pavement cycling" (cycling on the sidewalk) a really big problem in the UK? It's come up a few times in this thread. It's illegal in Boston, as well, but basically a non-issue. I occasionally see people doing it, but it's usually children or someone making a quick detour.