There is no such thing. Private money is finite, it ends up eventually as investors want ROIs.

> Uber has not been profitable

Actually, they announced their first profitable quarter in 2023.

> In which other industry can you lose money (often billions of dollars a year) and still be in business and claim you're successful.

Well in the Government business, of course! Deficits around the world keep increasing and governments borrow trillions they never pay back.