It is super tough to get more than a ballpark for sure. The 1.4 million players from average daily players over the past year. 30 million is the all time peak, I believe.

As far as how much Epic/Disney is willing to spend, that is another grey area. Do they consider this marketing? Do they consider this a test bed for AI generated actors for shows and movies? The motivation and how much they are willing to spend is even more opaque than the energy use numbers