Bitcoin, Bitcoin energy use, payments systems

The environmental impact of cryptocurrencies looms large among the many concerns voiced by sceptics. Earlier this year, Agustín Carstens, who runs the influential Bank for International Settlements, called Bitcoin “a combination of a bubble, a Ponzi scheme and an environmental disaster.” Carstens’ first two indictments have been…

digital payments, payment systems, FinTech, financial innovation, Supreme Court

Yesterday, the Supreme Court ruled that credit card provider American Express’ long-standing policy of including anti-“steering” clauses in its contracts with merchants was not anti-competitive. Steering is the practice whereby merchants discourage customers from paying with comparably high-cost cards like Amex and to use Visa or Mastercard…