That's fantasy land. Half of the cost of your electricity bill is the cost to deliver it to your house. The grid costs as much as the electricity generation. S

That's fantasy land. Half of the cost of your electricity bill is the cost to deliver it to your house. The grid costs as much as the electricity generation. So even if it were free to generate electricity--solar panels and batteries were free--you would only see a 40-45% decrease in your electricity bill.