I took three different messages from three different mailing lists, each of which had started its own flame war, and put them into Eudora as new messages. To be fair, MoodWatch doesn't promise to let you know if William F. Buckley is about to verbally decimate you, but then MoodWatch may just not be the most accurate name for the feature. FlameMeter, or even PottyMouthMonitor, might be more precise, but one shudders to think what icon would then replace the chilis. Unless you are starved for whimsy in your life, I can't see how. They certainly can't gauge the reactions of other people to your thoughts and ideas, even if they can remind you that you may want to choose language more eloquent than colorful.
Context is everything, and no amount of seasoning can rate that.
It's not a replacement for common sense, and you can fool it. It's just there to help you think twice before telling your boss off. Now there's a red-hot notion.