Cryptocurrencies' market cap hits record $200 billion

(Reuters) — The aggregate value of all cryptocurrencies hit a record high of over $200 billion on Wednesday, according to industry website Coinmarketcap, putting their reported market value at more than that of U.S. banking giant Citigroup. The new record came as the biggest and best-known cryptocurrency, bitcoin, hit a record high of $7,500 BTC=BTSP […]