Rise of Bitcoins causes stir but questions linger Anthony Mburu and his fiancée Elizabeth John who recently attracted curiosity when he paid part of his dowry using Bitcoins, a form of digital currency, in Naivasha Kenya,considers himself a non-conformist. Having quit university in 2010 after just one semester of his engineering course, 26-year-old Anthony Mburu does not fancy formal education, for instance. “Formal education is good. It will give you an average life. You’ll eat, have your mortgage, car loan…