That’s called a “Dyson sphere”.
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Doesn’t seem particularly efficient to me… The sun burns hundreds of millions of tons of hydrogen every second. The amount of released energy we actually put to use is indistinguishable from zero, not 45%.
Rivalarrival@lemmy.todayto
Linux@programming.dev•Surge in Systemd forks after the latest changesEnglish
11·1 month agoThis feature isn’t depriving anyone of anything. Neither is the guillotine in my front yard. It hasn’t been used to decapitate anyone. It’s just sitting there in case it’s needed at some point in the future.
Oh, those cameras in the elementary school bathroom? Yeah, those aren’t actually hooked up. They don’t have any power, let alone a network connection to the security camera system we just ordered. Those cameras are there just in case they are needed later.
This date field is a Checkov Gun hanging on the wall in the first act.
Rivalarrival@lemmy.todayto
Linux@programming.dev•Windows 12 could be the tipping point that finally pushes you to Linux - here's whyEnglish
5·1 month agoThe last tolerable version of Windows was XP. The last good version of Windows was 98SE2.
The best time to switch to Linux was 2006. The second best time is Now.
Rivalarrival@lemmy.todayto
Technology@lemmy.ml•How Iran’s Abu Mahdi Anti-Ship Missile Could Pose New Threat to U.S. Naval Forces in Arabian SeaEnglish
3·1 month agoAh. A fellow KSP player.

Exactly.
Nuclear plants are probably the least efficient, because they required all that fusion energy inside earlier stars to build hydrogen into uranium, and we can only extract a tiny portion of that trapped fusion energy through fission.