Paul Sztorc (@Truthcoin) discusses the implications of Bitcoin  Improvement Proposal 300 (BIP-300) (drivechain.info). Essentially  sidechains for Bitcoin. To me this technology is pivotal in solving one  of Bitcoin's major issues: Fungibility.  

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Music: "Welding The Steel Frame" by Wintergatan This track can be downloaded for free at www.wintergatan.net Free license to use this track in your video can be downloaded at  www.wintergatan.net