Bitcoin $BTC$84,462.71 sentiment has plunged into extreme pessimism, suggesting a tactical or interim low from which a $BTC price bounce is likely, according to analytics firm 10x Research.
The firm's proprietary "Greed & Fear" Index, which measures market sentiment, has crashed to a record low of less than 5 points. Readings below 10% represent extreme fear or pessimism, and above 90% signal green or over-optimism.
More importantly, the 21-day simple moving average of the index has slipped to 10%, a level that has consistently marked tactical lows over the years.
coindesk.com