The leading cryptocurrencies are down on January 8th, after a week-long surge in growth.<br />Bitcoin is down almost 7-percent on the day, trading at $14,684.<br />Ethereum is down 2.5-percent on the day, trading at $1,086.<br />Ripple's xRapid is down almost 14-percent, now trading at $2.38.<br />While Bitcoin Cash, a derivative of Bitcoin, is down 9-percent on the day, trading at $2,285.<br />The biggest loser has been Ripple's XRP, that experienced a jump in valuation last week. <br />