- Why we need Proof of Stake: Bitcoin Could Consume as Much Electricity as Denmark by 2020 https://motherboard.vice.com/en_us/article/bitcoin-could-consume-as-much-electricity-as-denmark-by-2020 126 comments ethereum
- Bitcoin Could Consume as Much Electricity as Denmark by 2020 [xpost - /r/Economics] https://np.reddit.com/r/Economics/comments/4dwgzq/bitcoin_could_consume_as_much_electricity_as/ 4 comments btc
- Bitcoin Could Consume as Much Electricity as Denmark by 2020. http://motherboard.vice.com/read/bitcoin-could-consume-as-much-electricity-as-denmark-by-2020 5 comments btc