Cryptocurrency is terrible as money but “crypto-assets” are for real, says Bank of England’s chief – MIT Technology Review

Cryptocurrencies represent a deeply flawed form of money, but policymakers should be careful not to crack down too hard on “crypto-assets,” Mark Carney, governor of the Bank of England, argued in a speech (pdf) today.
— Read on www.technologyreview.com/the-download/610406/cryptocurrency-is-terrible-as-money-but-crypto-assets-are-for-real-says-bank-of/

12 hours of energy storage enough for U.S. to run on 80% solar+wind – pv magazine USA

Scientists in California have modeled a solar-heavy/wind power electricity grid, without nationwide HVDC, that could reliably deliver 80% of U.S. electricity needs. 100% of needs would require 3 weeks of energy storage.
— Read on pv-magazine-usa.com/2018/03/01/12-hours-energy-storage-80-percent-wind-solar/