Not a panic in itself is the problem. But as the grantparent mentions, there might be a technical issue (such as a hack, in this case) if such an irrational thi

Not a panic in itself is the problem. But as the grantparent mentions, there might be a technical issue (such as a hack, in this case) if such an irrational thing happens. Safest action in that case is to halt the market temporarily (as well as delay withdraws) and investigate.