Five years after his first documentary, award-winning producer/director Torsten Hoffmann revisits Bitcoin and sets out to explore the evolution of the blockchain industry and its new promise. Can this technology, designed to operate independent of trust and within a decentralized network, really provide a robust alternative to the Internet as we know it?更多《西安事变》完整免费视频、西安事变完整免费视频、西安事变完整免费视频相关记录资源，请持续关注迪博民药影视!