Given that it's global, and already rolled out to many countries, I'd have to assume the customer pool is tens or hundreds of millions of customers. Also the s

Given that it's global, and already rolled out to many countries, I'd have to assume the customer pool is tens or hundreds of millions of customers. Also the sats are some of the cheapest, most mass-produced ever, and SpaceX's launch costs are a tiny fraction of anything done previously. Given what they've achieved so far, I kind of trust SpaceX to have run the numbers on this more than you or I.