A Deeper Look at Cryptocurrencies – Bitcoin, Ethereum and Ripple

This article explains further what a cryptocurrency is, with the examples of Bitcoin, Ethereum and Ripple, focusing on the most common underlying technology, the blockchain and its implementation. It underlines commonalities and differences between the three cryptocurrencies, starting highlighting their potential advantages and dangers compared with classical international currencies. It notably singles out one of the main challenges characterizing the Bitcoin phenomenon: energy sustainability.