Real life Willie Wonka is one of Europe's richest and most secretive tycoons. Last year the chocolate chief mulled jumping into bid over British rival Cadbury; backed off in January 2010. Richest man in Italy owns privately held Ferrero, chocolatier that makes such brands as Ferrero Rocher, Nutella, Tic Tac and Kinder Eggs. Sales in 2009: $8.8 billion. Runs 18 factories with more than 21,000 employees
