Another month, another EU Summit. And once again, markets are judging the compromise as, at best, incomplete—at worst, disastrously insufficient. On top of everything else, the new agreement has managed to formally isolate Britain from the other 26 EU member states. (British euroskeptics are applauding their country's newfound estrangement, but more considered commentators realize the situation is fraught.) So is Europe ultimately doomed to all that jazz about euro breakup and financial apocalypse? Not quite.