Cryptocurrencies

Ethereum and Bitcoin are cryptocurrencies.

Some cryptocurrencies are shitcoins.

Family members were talking about cryptocurrencies.

Are cryptocurrencies really banned in the PRC?

There are also people who invest thousands of lira in cryptocurrencies.

Are there any cryptocurrencies that aren't fiat, meaning that are backed by a physical resource?

Can you exchange any cryptocurrencies for a fixed amount of gold or silver?

Cryptocurrencies have no regulatory authority.

I think that cryptocurrencies are a scam.