Madness of crowds - bitcoin and Tesla edition

There are no more "emotional" assets in the world than bitcoin and Tesla (upgraded by Oppenheimer today). Shorts have been carried out on stretchers, and longs are very confident. Cheap or expensive we leave to you to decide, but when it comes to the psychology of the crowds, things remain the same. Parabolic moves tend to end in tears as people lack the skills of managing downside volatility. We have evolved in tech, calculate the value of bitcoin according to Metcalfe's law etc, but the stupidity of people remains the same...