I've argued that term is inartful, impolitic and also, as Pletka points out, imprecise because of Christian pro-Israel sentiment.
The diffuse and imprecise nature of just who bares the increased tax liabilities makes the point difficult to understand.
You also refer it by the fraction 22/7 if you want to be imprecise about the whole thing.
But here's another way it's imprecise: Kennedy averted war with both Cuba and the Soviet Union.
As Armstrong writes, “It was not a ‘great objective something,’ but had imprecise connotations of obligation and taboo.”
One single fact may make a law appear, where a multitude of imprecise and vague observations would only produce confusion.
Language is ambiguous, imprecise, and not neutral in respect to the phenomena observed and accounted for.