Having a global internet service with at cost launch prices is about 3-8 trillion dollar business. That's one product line at Space X.
I think SpaceX has done brilliantly in lowering the cost of rocket launches. I still don't understand or believe in the valuation.
250k people in my city x $4/lemonade x 365 days per year
People in less wealthy countries will pay a cheaper sum than wealthier countries.
Also China is accelerating its own equivalent
$8T/(unreasonably high 50 P/E)/200M customers/12 months = $66.67 profit (not revenue) per customer per month.
The moment Musk's reality distortion bubble stops functioning, his brands' PE ratios are likely to revert to the 5-15 levels of comparable businesses.