Ethereum, Bitcoin Prices Slide as Market Sheds $10 Billion The crypto markets took a steep downward turn on Friday, with more than 90 of the top 100 cryptocurrencies posting single-day price declines. The bitcoin price dropped nearly $400 after challenging the $4,000 level earlier in the week, while the ethereum price slipped below $260. Chart from CoinMarketCap The total cryptocurrency market cap–the combined value of all cryptocurrencies–dropped more than $10 billion for the day. After beginning the day at about…