Is Roof Top Solar a Form of Energy Efficiency?

Most people are not going to defect from the grid, at least not any time soon. So you've got to maintain the grid for any foreseeable future. As such, who's going to pay for it? And with the goals that have been set, the president pushing for in 500 thousand vehicle chargers, half the vehicles on the road, he wants to be electric by 20 30,. Those kinds of shifts in technology are going to require up grades to the electric grit. Who pays for that but the consumers? S who are on the grid.