Since electricity hasn't been around for that long (relatively), another way to look at it is the cost of light. We take it for granted but being able to do anything at night was really a luxury for the rich for much of human history:
https://www.vox.com/2015/6/9/8749751/historic-cost-of-lighti...
https://www.eia.gov/totalenergy/data/annual/showtext.php?t=p... and https://www.in2013dollars.com/Electricity/price-inflation
Since electricity hasn't been around for that long (relatively), another way to look at it is the cost of light. We take it for granted but being able to do anything at night was really a luxury for the rich for much of human history: https://www.vox.com/2015/6/9/8749751/historic-cost-of-lighti...