by Joseph SOTINEL Agence France Presse LONDON, United Kingdom (AFP) — Bitcoin’s rally above $15,000 has reignited debate over whether the cryptocurrency is so-called digital gold or a perilously risky bet as investors grapple with the coronavirus pandemic. The world’s most popular virtual unit has gained over 30 percent in value in almost three weeks up to Friday (November 6), taking it close to its December 2017 peak when it reached nearly $20,000. After […]