This is a rhetorical sleight of hand; almost everyone pays FICA taxes at some point in their life, and of course there are other taxes than Federal income tax.
Is it? The article is exclusively about federal income tax - spefically the variable part that you have to calculate yourself, not the constant % that's automatically withheld from your paycheck (FICA).
Is it? The article is exclusively about federal income tax - spefically the variable part that you have to calculate yourself, not the constant % that's automatically withheld from your paycheck (FICA).