Additional coverage on Sigma release ❤️

https://www.bitlovin.com/summary/zcoins-new-sigma-release-and-what-it-means-for-privacy

https://coinwhalenews.com/news/xzc/n/xzc-news-we-are-happy-to-announce-that-zcoin-xzc-has-completed-its

https://www.xcong.com/subjects/1007662