In today's world, if people or companies can't get what they want, they're quick to hire a lawyer. Sometimes a lawsuit makes sense. But, then, often, it seems like it's just a test of endurance. Two fast food giants are going to court over the phrase; Taco Tuesday. Taco John has used the term for over 40 years and has owned the trademark since the late 1980s. Taco Bell wants a judge to rescind the mark and allow anyone to use it...