Achim Patzner: > Patrick Schleizer wrote on Mon, 19 November 2018 08:33 >> I don't think crypto currencies add much carbon dioxide >> compared to >> legacy financial institutions. > > Answers like this make me wonder how people arrive at their > threat assessments. > > If you do not know the facts making assumptions based on > your wishes does not work. I strongly believe in finding > facts if I do not have precise data. Try taking a look at > some research: > https://www.nature.com/articles/s41893-018-0152-7.epdf (if > you do not want to pay for the article you will be able to > read it at sci-hub). The current equivalent of the creation > USD 1 in Bitcoin (at the time of writing the article when > Bitcoin was still more expensive than today) is about > 17MJoule (about 4.6kWh). Gold is currently at 5MJ. The > mining of the first 6 months of this year took 30TWh, > estimate for the year is 73TWh. If we're lucky this will > have led to less than 70Mt carbon dioxide. If not we will > have gained quite some nuclear waste we still don't know how > to deal with. > > And as you are making noises about banks: Please add in the > environmental cost of all the computers involved in Bitcoin > transactions. One Bitcoin transaction is currently costing > about as much energy as 400000 credit card transactions. > > And yes, the reference section of the article is quite > interesting. > > > Achim Patzner >
Good response to this flawed, ignorant study: https://twitter.com/nic__carter/status/1056976815032582144. -- qubenix CODE PGP: FE7454228594B4DDD034CE73A95D4D197E922B20 EMAIL PGP: 96096E4CA0870F1C5BAF7DD909D159E1241F9C54 IRC OTR: DFD1DA35 D74E775B 3E3DADB1 226282EE FB711765 -- You received this message because you are subscribed to the Google Groups "qubes-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to qubes-users+unsubscr...@googlegroups.com. To post to this group, send email to qubes-users@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/qubes-users/1dcfe60d-8c74-3f98-8e66-c5097d5e2dbe%40riseup.net. For more options, visit https://groups.google.com/d/optout.
