I don't think he/she is burned out. When you are burned out you can't do anything anymore. Then you are way over 'being pissed off'. But! being pissed off at w

I don't think he/she is burned out. When you are burned out you can't do anything anymore. Then you are way over 'being pissed off'. But! being pissed off at work is a very good way to get burned out. Most people who are burned out are having conflicts with their moral and what they do or how they live. So good for the author to make this clear to his boss and is taking action. Because in the end being mad will turn into being burned out.