Select what genuinely interests you. Your picks feed directly into our editorial planning. Sentiment has caught up with price. After Friday's sell-off the Crypto Fear and Greed Index sits at 28, in the fear zone, a few points above the "extreme fear" line at 24. It has been there twice already this year, and both times the readings were among the lowest ever recorded. So what happens when crypto gets this scared? We went through every episode.