Many deliberate distortions and falsehoods were used. A smear campaign is the use of falsehoods or distortions. Emotional reasoning amplifies the effects of other cognitive distortions. These variations cause lines of slight distortions. The restoration also corrects some of the geometric distortions inherent in the process. The film was criticized for distortions and inaccuracies. Some users have reported decreased anxiety, mild euphoria, perceptual changes, visual distortions, and hallucinations. Christopher Hitchens contended that "Fahrenheit 9/11" contains distortions and untruths. It is categorized as an illusion in the positive phenomena grouping of abnormal visual distortions. As a rule, they underestimate maladaptiveness of their social isolation and perceptual distortions. These dysfunctional patterns are examples of cognitive distortions. These models would show that memory distortions and personal bias play a role. Additional stigmators allow for the correction of asymmetrical beam distortions, known as astigmatism. The stories recalled are encoded for errors that could be classified as distortions in memory. It also created new distortions and contributes to distributional conflicts.