During Q4 2019, a lot of the users were hoarding Bitcoin, assuming that the prices will move up sharply after the Block reward halving. All these people are in deep red now, as the prices have fallen by almost 50% ($12K to $6K). Now some of these people are booking their losses, and it is further crashing the exchange rates. Alarmists and their FUD was always present here. They are not going to make much of a difference.
but a sense of optimism will always be in bitcoin, usually after halving it takes one year for bitcoin to go to the highest level. need patience and gradually going up and down first as often as possible, this is what will happen and is commonplace, then slowly up until the goal is reached.