Today on the Brief: First COVID-19 vaccines roll out in the U.S.  Are IPOs the new ICOs? U.S. Treasury and other federal departments hacked  Our main discussion: A massive new category of bitcoin demand?  Last week, when MassMutual announced its $100 million buy, NLW explored whether it would be the beginning of a trend for other insurance companies. A recent note from JPMorgan analysts suggests that even a 1% allocation by that category of company in major markets in the U.S., Europe and Japan could represent $600 billion of new demand.  NLW also discusses recent comments from long-term institutional bitcoin and crypto bulls including Chamath Palihapitiya and Abigail Johnson. The Breakdown is produced and distributed by CoinDesk.com   Follow on Twitter: NLW: https://twitter.com/nlw Breakdown: https://twitter.com/BreakdownNLW