Its critics claim that the theory is unnecessarily complicated. Such proposals were unpopular and viewed as unnecessarily expensive. Miscommunication can easily result in emergency events escalating unnecessarily. However, he gradually gained a reputation for being erratic and unnecessarily confrontational. Consequently, many users have purchased products at unnecessarily inflated prices. He finds the diagnosis of "psychosis with psychopathic personality" unnecessarily confusing. There is no need for anyone to suffer unnecessarily. This improves fuel efficiency by not wasting power on driving the fan unnecessarily. Many viewed Magendie's work as cruel and unnecessarily torturous. It was also criticized of its unnecessarily killing many characters. This means that processes do not waste time checking the semaphore value unnecessarily. Two critics criticised the violence and described it as unnecessarily bleak. Historians such as Charles Whiting have criticized this strategy as unnecessarily aggressive. The WHO began an investigation to determine whether it had "frightened people unnecessarily". Hart destroys the myth that Montgomery was unnecessarily cautious.