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The document critiques the use of PowerPoint for presentations, arguing that it often degrades communication quality and leads to misunderstandings, particularly in technical contexts like NASA. Edward Tufte highlights how PowerPoint's limitations, such as vague language and poor typography, can result in critical information being lost or misrepresented. The author suggests that reliance on PowerPoint over comprehensive reports undermines effective communication and decision-making, especially in life-threatening situations like the Columbia shuttle disaster.























































