Trump’s tweets jolted markets that had been lulled in recent weeks.
The New York state attorney general alleges there was a cover-up involving crypto-currency losses.
Crypto diehards say Bitcoin’s rebound from its 2018 low is the start of a new bull market.
Cryptocurrency was the hot investment in 2017, but skepticism has pervaded the market this year.
CFA Institute is adding topics on cryptocurrencies and blockchain to its Level I and II curricula.