John McAfee said that Bitcoin is only about 10 and a half years old, but people have been worried. So why pay attention to weekly fluctuations? Please look at the performance of the past few months? Bitcoin has risen sharply. I am still optimistic about my previous price forecast that Bitcoin will rise to $1 million by the end of 2020. Ark investors are considering what to buy. The vertical market has not changed. A medical company in the field of encryption will follow the law. Medical companies are always big winners. The privacy currency can't be missed in an encrypted and transparent world.