The authors also examine the C3, the first XP project, whose team (most of whom went on to get XP book deals shortly before C3's cancellation) described themselves as "the best team on earth." The authors examine whether the problems that led to "explain" the cancellation of C3 can also override the current XP project. In the final chapter (Refactoring XP) Matt and Doug suggest some ways to achieve agile XP using some XP practices (used in moderation) combined with other methods that are less risk-laden. This just in from Slashdot -. ">