In addition, factual nuance may closely guide the legal decision, with legal results depending heavily upon an understanding of the significance of case-specific details. See Koon v. United States, supra, at 98-99 (District Court's detailed understanding of the case 2before it and experience with other sentencing cases favored deferential review); Cooter & Gell v. Hartmarx Corp., 496 U. S. 384, 403-404 (1990) (fact-intensive nature of decision whether to impose sanctions under Federal Rule of Civil Procedure 11 made deferential review appropriate); Pierce v. Underwood, 487 U. S. 552, 560 (1988) (District Court's familiarity with facts of case warranted deferential review of determination whether Government's legal position was "substantially justified") In light of the fact-bound nature of the legal decision, the comparatively greater expertise of the District Court, and the limited value of uniform court of appeals precedent, we conclude that the Court of Appeals properly reviewed the District Court's "functional consolidation" decision deferentially. The judgment of the Court of Appeals is affirmed.RULE Under Article 3, section 2 of the United States Constitution, The judicial power shall extend to all cases in law affecting citizens of states. The 8th Amendment for freedom of cruel and unusual punishment not particularly sited but understood....
