Lots has been written about paraskevidekatriaphobia (fear of Friday the 13th) and whether the concern is warranted or wacky. However, paraskevidekatriaphiliacs exist too. Count among them those earning revenues from Friday the 13th movies and memorabilia. Ka-ching! For them, Friday the 13th is a day of good fortune.I'm indifferent to most superstitions. For example, I was so bewitched by a sweet-tempered, green-eyed, black kitten