nostr:npub1zqherm6pjsa9w82dgq8rake2qv9j3jaa5vhjaeuzj5h0k4v27t0qu3v75p I've said it for 25 years, the shit will never work on a mass scale...EVER...  Combustion engine is so simple, yet generates so much power non stop basically.. 
Nuclear works but not practical on small scales or as standalone small power sources... too dangerous... anything Electrical wears out quick too