I saw some news that Bitcoin will reach 40,000usd at the end of this year and this guy predicts that 90% of Altcoins will fail?? how do you react on this? Will you give me some analysis. Thanks in advance  Check this out: https://cointelegraph.com/news/bitcoin-foundations-llew-claasen-says-bitcoin-will-hit-40000-90-of-altcoins-will-fail