There are some guilty pleasures that are just that... truly sinful television encounters that you watch alone in the dark, with the curtains drawn, afraid to ever dare mention to anyone the following day that you tune in to this show, much less have a TiVo Season Pass. And then there are guilty pleasures that you can't help but blab about endlessly to any and all who will hear, in the hopes that you can persuade them too to tune in and watch the show. Yes, ladies and gentlemen, I am talking about the CW's reality series/"social experiment" Beauty & the Geek , currently airing at 8 pm on Wednesdays. I'll admit that when the series first launched three seasons ago, I was a little wary and thought that Reality TV Svengali Ashton Kutcher would present a geek-spoitation and social punking that the world had never seen. And, yet, after three seasons of challenges, unrequited crushes , and lame introductions from charisma-short host Mike Richards, I am still just as