Sometime back I remember reading or hearing about a device for your home power production that was essentially a small sealed nuclear reactor requiring minimal service about every 20 yrs. or so. This sounded pretty good as this should put you essentially “off the grid”. Of course, your home would necessarily be all electric.
Yeah, I think I remember that...closest I could find was this from 2007 (lots of ads):
https://www.wired.com/2007/12/toshibas-home-n/
Newer ones are “Medium Sized” I guess:
https://www.energy.gov/ne/articles/nrc-certifies-first-us-small-modular-reactor-design
https://www.reuters.com/world/us/westinghouse-unveils-small-modular-nuclear-reactor-2023-05-04/
What happened to the “small” ones?:
https://www.howtogeek.com/886984/whatever-happened-to-those-home-nuclear-reactors/