Who cares? I bet that money is just a few dollars for them. This is not suppose to be a big deal because if he did not sell it then he still have not lose anything and its value just dropped much smaller. And this also proves that being super rich does not make your investments always succeed.
When you tried to read up the article its said that he do sell off his bitcoin "Son sold in early 2018 after bitcoin had plummeted, the people said."
The question here is that on how much money he do bet or simply invest when the market is booming up? Just wondering how these big tycoons
tried to risk up investments when the market is hyping.