Just go to Google Maps. Just do it. Type in Arizona, or new mexico, texas whatever. Do you see all this brownish stuff? Yeah thats just empty land with A LOT of solar.

So in the long term, what do you think is cheaper and easier to maintain, upgrade, handle etc.?

A Space operation on which you need to send compute hardware constantly upwoards or a fiber connection to some more 'remote/dessert' like area which has a lot of energy available?

Starlink is not a game changer at all. It has 8-10 Million customers, from which plenty of peopple just use it for holidays, or upping there already existing internet line or because its faster to deploy than a cable.

Our planet is already very well connected. Putting lines in the ground is necessary anyway because you still need energy / powerlines.

Of course this can be done, thats NOT the question. The only question is, if its worth it and its not.

Sending some servers up in space is margins more expensive than sending some servers on trucks (you need anyway) to another earth location.