Before her 15 minutes of fame are up, we have maybe 30 seconds to share the fascinating Friendster profile of someone identified as Alexandra Polier. That's the same name as the 27-year-old Columbia journalism grad who has denied as "completely false" the Internet and British tabloid rumors of a "relationship" with Democratic presidential frontrunner John Kerry. The Friendster profile reads: "About Me: just another hot piece of a- with a philosophy degree and a love for old movies. I'm afraid of death, hospitals and insects. I can't spell. I like old people. I want to travel the world reporting on...