Why Do So Many Pitch Decks Fail To Deliver A Clear Message

[Howard555]

I was reviewing different business presentations for a project and noticed that many pitch decks look visually fine but still fail to clearly explain the core idea or value of the business. While exploring better examples, I came across references to creative agency pitch deck styles and how structure and storytelling can completely change how a message is understood. What actually makes a pitch deck effective for both clients and investors, and why do so many presentations miss that clarity even when the information is already there?