Bcoin Developers Plan to Test Scaling Concept 'Extension Blocks' 코인뉴스 비트코인뉴스 0 4518 2017.04.05 21:18 https://news.bitcoin.com/bcoin-test-concept-extension-blocks/ + 395 On April 3, Purse CEO Andrew Lee proposed a new idea for scaling called extension blocks (EXT-B/ E-Blocks). The E-block code has been submitted to Github.