I am disagree with you. Elons Bitcoins could not be sold so quickly. It is not so easy to sold right now. Companies around all world want to buy bitcoin right now, we should to see a big run = to the moon.
Well, actually if elon selling his bitcoin on 52-55K, with a huge money from his company, they are already get huge profit, or instant profit. Now depend on people just following musk decision, or will take your decision in trading. This is will help you to more stronger in take a decision for buy or sell your asset, with or without tweet from him.