26+ Bitcoin Companies Sign a Letter to FinCEN Against Proposed Surveillance Rules "The Proposed Special Measures would unreasonably infringe upon the legitimate financial privacy interests of cryptocurrency users, and would apply to a variety of digital techniques that are not mixing transactions at all, but rather simply represent good cybersecurity practices." https://www.nobsbitcoin.com/26-bitcoin-companies-sign-a-letter-against-fincen-surveillance-proposal/