Cryptocurrencies tumble, with bitcoin falling 10% and ether down 12% — Bitcoin prices fell sharply on Friday, while ether prices also dived, wiping off nearly $150 billion from the crypto market. Bitcoin fell about 10% and was trading near $38,425 late Friday morning, according to Coin Metrics. Ether, the second-largest cryptocurrency by market cap, dived more than 12% to $2,807. The…