In a decision that the court described as adding “but a note to a familiar anthem in failure-to-warn jurisprudence,” the New York Court of Appeals held that “the manufacturer of a product has a duty to warn of the danger arising from the known and reasonably foreseeable use of its product in combination with a third-party product which, as a matter of design, mechanics or economic necessity, is necessary to enable the manufacturer’s product to function as intended.” In re New York City …