Well he is a Venture Capitalist with a Brand. No matter how it goes he gets the licencing fees for the Virgin Brand and it seems there are plenty of people trying to do a business with him to get access to it. As AP said quite a few don't make it but I think on the balance just
VB gave him over a Billion $ so even a once and a while pay off must well exceed everything else. Galactic though must be costing him a fortune.