The other day we asked if there was anything special you could do to set off the arrow for turn-only lanes if you're on a bike. And yes, there is. (See also comment #9 by eldan.) But that still leaves the question of what you do when you can't trip the signal no matter what. How do you get out of that spot legally without being run over by impatient motorists lining up behind you?......

We're stumped by those weight-activated turn arrows at intersections. When you're on a bike, what do you do? If you're at the head of the line, you don't have a car in front to trigger it and you're there forever. (And sometimes drivers politely avoid crowding you, and don't trigger the plate behind you.) We're baffled. Sometimes we bike through the crosswalk instead. Sometimes we just turn a street early to avoid the light. Is......