1. “Whether the court below erroneously held, in conflict with a decision of the Third Circuit, that it may vacate a district court’s consent final judgment and instruct the district court to revive the case, after dismissing the appellant’s appeal for lack of appellate jurisdiction?” 2. “May a federal court of appeals refuse to consider a cross-appeal of a final collateral order, if the main appeal is dismissed for lack of jurisdiction, leaving the cross-appellant without any ability to appeal?”