Reply to thread

Message: <blockquote data-quote="Staffan" data-source="post: 8489784" data-attributes="member: 907">My understanding is that while the biggest power drain is cryptocurrency mining (I've seen it described as "What if leaving your car idling could solve sudokus that you could then trade for heroin?"), just making transactions is also much more costly in terms of energy than traditional methods.The reason is that if I'm using a traditional bank and I'm paying you money, there are basically two databases/ledgers involved: my account and your account. The energy cost of that is pretty much negligible But if we're using crypto, the change has to be recorded in every instance of the blockchain, which takes a lot more energy (depending on how wide spread it is).</blockquote>