Entrepreneurs and each wizards, immigrants and investors, dreamers and visionaries are all flooding West to seek their fortune - where one person can achieve so much with just initiative, talent and a good idea. Meet David Filo, co-founder of Yahoo and worth over $500 million, who still sleeps under his desk one night a week. Meet the 26-year-old who already on his fifth start-up venture. Meet the nudist who works the late shift.