I thought we would get some wise replies once I started this thread but we all seem to be quite sensible.
-I wear one so they can locate my body easier.
-It helps all my drunk buddies to follow me better.
-Police radar bounces right off me.
-In case of police chase I park the bike and stand on the side of the road directing traffic.
-I could think of worse members of the Village People.
-In order to really drive cagers crazy I also installed the blinking barrel lights.
-When I back up I beep just like construction equipment.
-I wear a hard hat in addition to my helmet for added protection.
-I sit at a desk all day so a construction vest makes me feel more manly.
-Sometimes I wear it with a shirt and tie under my dress jacket.
-It shines better than rhinestones!
-Wearing a vest won't get you a ticket for public nudity.
-I have my passengers wear one too and we weave our bodies back in forth to hypnotise people.
-I put a dummy on the back of my bike with a vest and push him off to discourage tailgaters.