Jed McCaleb has been a pioneer on many fronts in the cryptocurrency and blockchain world, he founded the first major bitcoin exchange Mt.Gox, and sold it in 2011 (long before the new owners mismanaged it), he then went on to be a co-founder of Ripple, but left the company in 2014.Speaking to CNBC Fast Money, McCaleb expressed his belief that cryptocurrencies must be decentralized;says McCaleb.The discussion then went into his current project, Stellar, which he founded after disagreements with how Ripple should function, and at one point, blasted Ripple a bit for what he sees as lacking vital decentralization.he expressed.Speaking on his current project, Stellar, McCaleb emphasized why he felt it's important that the company behind a cryptocurrency should maintain a non profit status, which Stellar Development Foundation does, comparing it to the non-profit birth of the internetRipple currently ranks the #3 cryptocurrency globally, and Stellar has been catching up - currently sitting at #8.