Proton (XPR) traded down 0.9% against the U.S. dollar during the 24-hour period ending at 19:00 PM Eastern on December 12th. During the last seven days, Proton has traded 5.1% higher against the U.S. dollar. One Proton coin can now be purchased for about $0.0009 or 0.00000002 BTC on exchanges. Proton has a total market […]