Agreed. It's probably all of the above ... He's reached a point where he has the resources and buy-in and where he understands that the time/cost to accomplish

Agreed. It's probably all of the above ... He's reached a point where he has the resources and buy-in and where he understands that the time/cost to accomplish something huge that will support a holistic ecosystem is far outweighed by the value it brings to reduction in cost once at scale. He's not just shooting for the moon or the stars, he's aiming for the edge of the universe.