As many people as I have seen run through the street in the middle of the night when they're barely visible, I'm less inclined to think of that as 'harmless' an

As many people as I have seen run through the street in the middle of the night when they're barely visible, I'm less inclined to think of that as 'harmless' and more inclined to think that some of them are nearly suicidal. Wearing all black at night and sprinting in front of cars on fast, busy roads is not something people should be doing, yet I see it constantly.