Techub News, according to CoinDesk, according to a document on Friday, the U.S. Securities and Exchange Commission (SEC) abandoned its three-year investigation into blockchain software developer Hiro Systems (formerly Blockstack), which raised $70 million through token sales between 2017 and 2019. In a letter to Hiro in an attachment to the document on Friday, the SEC stated: "Based on the information we currently have, we do not intend to recommend that the Commission take enforcement action against Hiro Systems PBC (formerly Blockstack PBC)."