In reply to Aj.

one of the biggest mysteries in music today

The answer is probably Arab money, he probably fooled some rich ones from the rich golf countries to invest in him, telling them he has connections in Hollywood and also fooled Hollywood to think he has connections in those rich Arab countries. Both sides took the bait which eventually made him rich and have connections.

He is probably the connection that all of his collaborators want to the rich Arab countries and the Muslim world because it's a big market.

If you want the truth - "Follow the money".