Washington, April 8 -- : Referring to bitcoin as a 'Chinese financial weapon', billionaire tech investor Peter Thiel has urged the US government to consider tighter regulations on cryptocurrencies.

Thiel's statements seemed to represent a change of heart for Thiel, who is a major investor in virtual currency ventures as well as in cryptocurrencies themselves, reported the Australian Financial Review (AFR) citing Bloomberg.

"I do wonder whether, at this point, bitcoin should also be thought [of] in part as a Chinese financial weapon against the US. It threatens fiat money, but it especially threatens the US dollar," said Thiel on Thursday during an appearance at a virtual event held for members of the Richard Nixon Foundation.

Thiel was j...