TechnologyEl Salvador's bitcoin gamble draws crypto-tourists but angers locals The adoption of cryptocurrency as legal tender by El Salvador's government has attracted enthusiastic tourists, concern from financial institutions and scorn from locals ¿ìè¶ÌÊÓÆµ
TechnologyEthereum cryptocurrency delays emissions-slashing upgrade again Ethereum is using almost as much electricity as Ecuador, according to a new analysis, and a long-awaited upgrade to slash its energy use has been delayed once again ¿ìè¶ÌÊÓÆµ