1. Visa Acquires Ripple Partner Earthport For $250 Million 2.‘Yahoo of Crypto:’ Bitcoin Economist Makes Case Against ‘Science Experiment’ Ethereum 3.National Bank of Kuwait (NBK) Joins RippleNet, Launches ‘NBK Direct Remit’   1. Visa Acquires Ripple Partner Earthport For $250 Million   Credit card giant Visa Inc. is acquiring British payments firm Earthport for…