Safety instructions, terms of use, privacy statements, safe harbor statements, nobody reads them. Lawyers have diluted them so much that it takes a long time to reverse engineer the original message. In addition, most people more or less know (or assume they know) what is written in them.
The same is true for mission statements and other corporate “standard “ texts. They all sort of say the same, many of them are not credible, and in most cases do not add anything to the story of a presentation. The audience switches off until something more interesting pops up.
In the worst case, you might have lost your audience all together. “Ah, it’s going to be one of these decks”