“Don’t think, by the way, that a thing like Bitcoin can’t be co-opted by governments. A global public ledger is a very good system for everyone seeing if taxes are being paid or not. The network could literally reject transactions that don’t include a tax declaration, and directly pay to a bitcoin account controlled by taxation services. Everything can be subverted.”
Source: Bitcoin Is Not as Secure, Unregulated, or Lucrative as You Might Think | Wired Opinion | Wired.com