tldr; The US government has no current interest in outright banning Proof-of-Work (PoW) blockchains. The goal here from the government is to provide some regulation. This is specifically highlighted in a 46-page report from the White House Office of Science and Technology. The government is trying to acclimate cryptocurrency to a new financial sector.
This summary is auto generated by a bot and not meant to replace reading the original article. As always, DYOR.