This week in crypto: Ethereum transaction volume rivaled Visa as blockchain transactions soared, Tether saw its market capitalization hit a new record high, a long-forgotten Ethereum ICO wallet resurfaced with $15 million worth of funds after eight years of dormancy, and Saifedean Ammous was appointed as an economic advisor to El Salvador's National Bitcoin Office,... Read More: Rivaling Visa, Skyrocketing Trezor, Binancing All and 20 Crypto Jokes