Interesting to see the descriptions of what's happening in Germany vs the US, though Germany is just s bit smaller than the US (660K vs 3.5 million sq miles).

Also, decentralized power tends to mean the opposite in regard to long distance power transmission. Power produced locally is consumed locally.

You should dig up a recent YouTube video by MKBHD on how he electrified his house with solar and a power wall and uses that to recharge his EV.