Leading crypto plays outside the U.S. retreated as bitcoin and other cryptocurrencies plunged in value on Wednesday. In Canada, the big fallers were crypto exchange-traded products, with the 3iQ CoinShares Ether ETF Trust falling 27% and the CI Galaxy Ethereum ETF falling 25%. In London, Argo Blockchain lost 19% and Online Blockchain fell 13%. The Swiss-listed CoinShares Physical Litecoin dropped 50% and the 21Shares Ethereum ETP fell 40%.

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