I SEE SOME FOLKS HAVE HAD PROBLEMS WITH THEIR ENCORES AND POI AFTER BARREL SWITCHING,I AM INTRESTED TO KNOW IF THE CONTENDERS NEW AND OLD EXPERIENCE THE SAME PROBLEM?I PLAN ON BUYING A G2 IN A FEW MONTHS BUT MAY NOT IF THE CONTENDERS HAVE THE SAME POI PROBLEMS AS WITH THE ENCORES.ANYONE HAVE A IDEA WHAT MAY CAUSE THESE PROBLEMS? I AM NOT A FREAK ABOUT ACCUCRAY BUT EXPECT MY SHOTS TO STAY WITH IN A 1" TO 2" GROUP AT 100YRDS WITH FACTORY OR HANDLOADS.