<i>Kempel is about to launch glow-in-the-dark fly decals for the adult male market because, he says, "men, evidently, hate to turn on the light at night because it blinds them," and they'd rather navigate to a soft glow in the bowl.</i><p>Smart thinking. I'd rather sit down than turn on the light; too many lumens and my brain thinks its morning, losing at least an hour of my sleep time.