Archived: https://archive.today/UnNtK

A giant unregulated currency is undermining America’s fight against arms dealers, sanctions busters and scammers. Almost as much money flowed through its network last year as through Visa cards. And it has recently minted more profit than BlackRock, with a tiny fraction of the workforce.

Its name: Tether. The cryptocurrency has grown into an important cog in the global financial system, with as much as $190 billion changing hands daily.