A Blockchain that Handles Millions of Transactions per Second?

In proof-of-work blockchains like bitcoin’s and ethereum’s, miners compete to find an acceptable hash in an extremely expensive process: bitcoin, by some estimates, burns as much electricity as a small country. XCHNG will run on a proof-of-stake model … Want to invest in cryptocurrencies? eToro is our choice: http://partners.etoro.com/A66639_TClick.aspx Found this page useful and want to donate? This is our Bitcoin wallet: 1FmA87x9GrwnYCVvBUEh1yfnPScivdJn4a