Even if Billy Crystal's voice drives you insane, even if Meg Ryan makes you want to puke, even if you watch it on a plane and fall asleep for the middle coda, even if your heart is made of blackest stone, even if BC makes for the world's least convincing college student, even if you LOVE wagon-wheel coffee tables beyond all else, even if you're a manly man and you think this is a film for girls, even if you're…