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.
The Supreme Court said it is the right to have an abortion (Roe v. Wade), others say it is what the Bush Administration is doing with wiretapping. It's a fact intensive inquiry so would would have to give facts in order to be able to decide if there is an invasion of privacy because it has so many nuanaces.