In 2016, Daniel Dewar and a friend founded Paperchain, a company that planned to use Blockchain technology in order to more accurately allocate the mechanical royalties that on-demand streaming services like Spotify owe music publishers. A laid-back Australian with a background in sound engineering and data analytics, Dewar figured that services could use Blockchain to validate their rightsholder information against an authoritative database..
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https://www.billboard.com/articles/business/8308651/streaming-services-lawsuits-copyright-office-paperwork