The head of Morgan Creek Digital cryptocurrency investment company, Mark Yusko does not lose confidence in the bright future of Bitcoin and cryptocurrencies. 

Despite the continuing decline in the cryptocurrency market, Bitcoin enthusiast and owner of Bitcoin.com Roger Ver in an interview with "Bloomberg Daybreak: Europe" confirmed a positive mood for the future of cryptocurrencies.

At the 2018 Global Tech Forum held in China, the famous billionaire investor Jim Breyer made a negative statement for cryptocurrency investors.

Despite the long decline in cryptocurrency quotes, he still has high hopes for the blockchain business, but he expects the near future will be the worst time for investors.

"We are close to a nuclear winter right now with cryptocurrency," said Breyer, who is famous for investing in popular cryptocurrency projects: Circle, Ethereum, VeChain and High Fidelity.

The Department of Homeland Security (DHS) is investigating the possibility of tracking cryptocurrency-oriented transactions.

A preliminary tender document published by representatives of the DHS Small Business Innovation Research Program discusses the possibility of using cryptocurrency transactions. Although the document emphasizes the possibility of using cryptocurrencies at both commercial and state levels, special attention is paid to analyzing anonymous cryptocurrencies that are used by criminals.

Huo Xuewen, head of the Beijing Municipal Finance Bureau, warned the company about the illegal sale of security tokens (STOs).

At a recent fund management forum organized by the bureau on Saturday, Huo said that fundraising activities through the STO are "illegal", at least in Beijing.

Known cryptocurrency investor and founder of Heisenberg Capital Ltd. Max Keiser said that in the future, the price of Bitcoin will only grow, and, reaching $ 100,000 will absorb the usual fiat money.

He also expressed the opinion of the "genius" of the Bitcoin protocol, stating that "more you understand" how it works, "more clarity you achieve."

Co-founder of Ethereum, Vitalik Buterin received a doctorate from the Faculty of Business and Economics at the University of Basel for his invaluable contribution to the development of the blockchain technology. 

"How that [manipulation] issue gets addressed, I don't have a particular path. But it needs to be addressed" before an ETF gets approved, said Jay Clayton, chairman of the US Securities and Exchange Commission (SEC).

"The prices retail investors are seeing are the prices they should rely on, and free from manipulation – not free from volatility, but free from manipulation"

Senior economic adviser to insurance giant Allianz, Mohamed El-Erian, said he believes in the spread of cryptocurrencies, but only as part of a broader blockchain ecosystem. El-Erian told on the Consensus Invest event in New York that he sees Bitcoin and cryptocurrency as commodities rather than currencies.

"There were two confusions made," El-Erian said. "People called it a currency or an asset class. What it is, is part of the commodity complex."