Should I be concerned they can't see me when I'm behind them? I can brake quicker than they can and they can't really do anything negative toward me aside from

Should I be concerned they can't see me when I'm behind them? I can brake quicker than they can and they can't really do anything negative toward me aside from braking hard. Really, you're assuming all the risk. If something happens up ahead you're going to be totally unaware (the main danger of following closely).