This the final edition of Finance Insider in 2017. We'll be back in 2018.

Almost every major cryptocurrency , from the flagship bitcoin to lesser known digital tokens like litecoin and dash , took a hit Friday. Here's what you need to know:

• Every major cryptocurrency is getting smoked
• Mike Novogratz is putting plans to launch a crypto hedge fund on hold
• Bitcoin speculators are "getting burned," and companies that recently pivoted to blockchain are going down with them
• The biotech company that pivoted to blockchain is looking for a CTO and a background in cryptocurrency is a "big plus"
• Trading halted on Coinbase - the largest US crypto exchange - as bitcoin tanks
• Goldman Sachs is reportedly building a cryptocurrency trading desk
• Two factions of bitcoin investors are now at war with each other
• The equity chief at Charles Schwab says a bitcoin crash won't infect the rest of the market
• A partner at one of the top bitcoin trading firms told us why crypto is "such an amazingly fun space to be in"
• A top rates strategist at ANZ wrote this superb Christmas poem about blockchain and cryptos

In non-crypto news, Bank of America joined the tax-plan after party with $145 million in bonuses to employees. Big money investors haven't been this fired up about stocks since before the financial crisis.

We asked the founder of a tech advisory firm with over $1 million in revenue per employee how they sort the real unicorns from the pretenders .

Lastly, looking to buy some stolen credit card numbers? Just head to Facebook .