New York Attorney General Letitia James has issued a warning about investing in cryptocurrency and that even well-known cryptocurrencies can crash and wipe away investments in “the blink of an eye.” NY AG Warns New Yorkers About the Risk of Investing in Cryptocurrencies In a statement, the Attorney General reminded that last month, investors lost hundreds of billions of dollars in crypto investments in the market turmoil and said even legitimate virtual currency assets are subject to speculative bubbles and security issues.