I've spent years telling people that cryptocurrencies are a bubble that rely on Greater Fools, and some day you run out of fools. Sadly, some friends of the fa

I've spent years telling people that cryptocurrencies are a bubble that rely on Greater Fools, and some day you run out of fools. Sadly, some friends of the family became massive believers, and have lost a lot of money, I'm not celebrating that at all.