For the first time ever, Ethereum was listed as a payment option on Sotheby’s price table during the auction of two Banksy paintings.While the auction house has been accepting cryptocurrency payments since May this year, this was the first time ETH has both been listed as a first-class currency and used as payment.Banksy’s legendary pieces put Ethereum on the map on … [Read more...] about Ethereum becomes a ‘first-class currency’ on Sotheby’s for Banksy auction