Does bitcoin use less energy than Christmas lights? Fact-checking a dubious claim

Charles Arthur
8 min readJun 9, 2022
Photo by Joetography LLC on Flickr. CC-BY-SA licenced.

If there’s one thing that bitcoin enthusiasts are a mite touchy about, it’s people pointing out that their favoured product uses a colossal amount of electricity every day in the pursuit of printing a winning lottery ticket. (That is the essential boiled-down version of what bitcoin mining is; part of that process also verifies blockchain…

Charles Arthur

Tech journalist; author of “Social Warming: how social media polarises us all” and two others. The Guardian’s Technology editor 2005–14. Speaker, moderator.