The days are slowly getting longer, the birds are singing outside my window and the price of bitcoin hit $23,000 for the first time in months. Could it portend the end of the crypto winter? As someone who has spent many years of my life living in northern climes, I have a healthy skepticism of early signs of the end of winter. Just when you think winter is over, a big storm blows in and snows the town into submission for a day. Still, there are few financial assets outperforming the 25% or so...