It's not completely off-topic, but I'll put it here anyway for lack of a better place.
In all of my travels, I've never run across one of those curved arrows on all those warning signs that Lio ran across in today's comics:
http://www.gocomics.com/features/93/feature_items/508989 (http://www.gocomics.com/features/93/feature_items/508989)
Arrows are supposed to be happy! www.alpsroads.net/roads/qc/a-30/arrow.jpg