Fed Governor Calls Out Crypto Market Over ‘Extreme Volatility’ ByDavid FloydPRO INVESTOR Updated: 19 August 2021 DisclosureWe sometimes use affiliate links in our content, when clicking on those we might receive a commission – at no extra cost to you. By using this website you agree to our terms and conditions and privacy policy. Lael Brainard, a governor at the U.S. Federal Reserve, has said bitcoin and its peers raise investor protection and money laundering concerns.