That's not true: Other countries pull it off without issue. Where I am, the tax agency has a calculator, and it includes most basic stuff. Your employer collect

That's not true: Other countries pull it off without issue. Where I am, the tax agency has a calculator, and it includes most basic stuff. Your employer collects your tax rate from the tax agency (who lets you know that someone is getting your information and stuff). Taxes are complicated for the average person in the US because the US government makes it that way and so far, has been unwilling to act in your interest.