Originally Posted by
mstateglfr
Having 2 rear lights on different parts of the bike, one in solid mode and one flashing, would help make someone more visible. This option is probably cheaper and lighter than a helmet light.
That's what I do. I have one light on the upper seat stay which I usually have on solid, then two blinky lights further down the seat stays on either side of the back wheel. Or, for a change, I can leave the two beside the wheel on solid and put the other one on flash.