If we jump in the world of cryptocurrency we should believe and believe, we should not hesitate, because doubts will make you easily panic, the results are not optimal and the loss. We should be able to choose both negative and positive news. It may be that Warren Buffed or others are creating negative news because they have an interest in this. News like this can affect a lot of people and make the price of bitcoin and other coins to come down. It could be that Warren Buffet wants to buy lots of bitcoin at low price. I hope friends are not affected by his statement.