Platinum and Iridium plugs perform at a lower level than copper spark plugs, because they are less conductive and they tend to overheat. However, the overall longevity of these two types of metal is better than copper plugs. In reality, copper has the best performance of all three and the worst longevity.
If a local restaurant, for example, used a celebrity's name or image in a commercial and implied an official endorsement, it could face an invasion of privacy lawsuit. This type of legal action is often taken against advertisers who morph the faces of celebrities onto other bodies to imply endorsement of a product.
Katz v. United States (1967) reasonable expectation of privacy test was created. the listening to or recording of a conversation violates the privacy on which one relies and thus constituted a search adn seizure under the fourth amendment.