Why is XRP now in the red after 50% surge in a week?

XRP is down 2.2% over 24 hours after climbing 49.4% over seven days, putting the token back in negative territory after a strong week. The drop comes as crypto traders watch the payments business around XRP change, as large banks keep rolling out blockchain systems aimed directly at the pre-funding problem. JPMorgan Chase (NYSE: JPM)...