Former U.S. President Bill Clinton said that the “permutations and possibilities of blockchain technology are staggeringly great,” at Ripple’s annual Swell conference in San Francisco on October 1. Following a keynote address at the event, Clinton spoke with Gene Sperling, who was his economic advisor from 1996-2001, where they covered a range of topics from foreign policy and cultural issues to blockchain and cryptocurrency investing and banking. Clinton said: “This whole blockchain deal has the potential it does only because it is applicable across national borders [and] income groups. The…