On a Saturday night in August Sean Parker and I went out for sushi in Midtown Manhattan. I had been pestering him to tell me what a normal day looked like for him. After two bottles of cold sake ...

Before he convinced Mark Zuckerberg to drop the "the" and signed on as Facebook's first president, Sean Parker helped launch two other big startups: Napster and Plaxo. Napster is the one you've ...