How about a very long peacock feather stuck to your helmet and waving in the breeze? No? Okay, how about one of those revolving flashing "danger radiation" flasher lights stuck on your helmet?

Seriously, flashing headlights and tail lights will help. As a newbie I use them in the daylight when traffic gets nasty.

Hey, here ya go....a Whelen Super-LED 360° Beacon. That's what I want on top of my helmet!


And speaking of flasher lights.....