The cable company is responsible for providing a service and when that service is not up to par it is frustrating, especially if the technicians sent to fix the problem are also not competent
Consider the statement "I am so mad at my cable company because my internet and TV keeps going out and their technicians are incompetant!  ". Is the statement "I am so angry with my cable company because their incompetant technicians are of no help as the internet and TV keeps going out" false? Yes/no/unknown