[sceadu]

by concentrating the load into a single location like that, you would likely overload the transmission system at that location and trigger a ton of system upgrades. so they would likely need to build their own generation and still probably upgrade lines if they just took over a county.

[reddozen]

Well, yes. That's exactly what Disney did. https://en.wikipedia.org/wiki/Reedy_Creek_Energy_Services