The point is that the Tax Authority already has all your information if you’re a standard wage earner. The US is the only western country where you have to figure it out.

US income tax is only unpopular because of the onerous filing requirements. Most wage earners could get they tax statement mailed to them by the IRS but the Tax Prep Duopoly (Intuit and HR Block) lobby against this as do the “starve the beast” crowd.