The Stig of Top Gear on the BBC unmasked?

Top Gear Racer The StigSome say that the Stig will unmask his identity because he wants to create more income by making a biographic book of himself. The BBC don't want this because of the enormous popularity of the program. Before this Stig there was another Stig called Bob Willis. He revealed his anonymity 2 years after he entered Top Gear. The producers want to prevent that the new Stig reveal Sharing is sexy