According to CoinMeta, U.S. President Donald Trump has instructed federal government agencies to refer to AI as super intelligence in official communications, with the abbreviation SI. Elon Musk and several other tech leaders have begun using SI to refer to artificial intelligence. Meanwhile, U.S. Senator Bernie Sanders, along with Congressman Greg Casar, have submitted a bill calling for a mandatory suspension of the development and deployment of related technologies until a specialized federal agency is established to regulate them.