After rising back from its 20% drop on the ICO ban, crypto prices are plummeted again after local outlet Caixin reports that China is now planning on shutting down local bitcoin exchanges as well.
"I think I understand what a digital currency is, how bitcoin works, and some of the arguments for it. But I still don't feel like putting my money into it, because I consider it a speculative bubble," Marks wrote in an investor letter.
https://www.cnbc.com/2017/09/08/bitcoins-price-tanks-after-report-china-plans-further-crackdown.html