What is there to expand on? The revenues from that division are $68 billion less than expenses it has racked up.
The further out into the future you go, the less valuable the returns are when taken back into the present.
The reality is, Mr Zuck is a manager who is there to invest the cash of its shareholders on their behalf into projects that beat the hurdle rate. Shareholders dont care abut how cool the tech is.
So he is acting on behalf of the shareholders because he is also the most important shareholder.
Zuck can exercise all his power, but he can also enjoy a low stock price if he pisses off investors. Hence that power doesnt mean much.
That power means literally everything. Facebook is his company in every sense of the term and if investors don’t like that then that’s their problem, not his.