How about the electrical generation infrastructure? Wind/solar plus vast arrays of storage batteries just isn’t going to cut it?
We need nuclear. NOW.
There is a way to set this power source up very quickly, on a mass production basis.
https://www.energy.gov/ne/advanced-small-modular-reactors-smrs
The technology exists. The manufacturing capacity exists. And most of all, the need exists. It is possible, using a number of much smaller grids, or no grid at all, to tailor the placement of these smaller units in such manner as to readily “harden” them against an EMP pulse from a low-orbit nuclear blast launched by a hostile party, and thus recover full capability quickly.
HAVE YOU EVER driven across the WESTERN USA?
LOTS OF WIDE OPEN LAND FOR MILES & MILES & MILES.