I think you can do both things at the same time. You can set a materiality threshold that's broad and potentially applicable to an infinite variety of use cases and also outline specific use cases that you are concerned about, including election disinformation and the provision of health care services or employment services. You can have an overriding threshold of materiality that applies to a broad range, an infinite range, of potential use cases.
On February 7th, 2024. See this statement in context.