IRS makes free tax return program permanent and is asking all states to join in 2025. This could deal a massive blow to private tax filing services such as TurboTax
Ideally it will advance to emulate whats common in the EU : the tax service sends you a "we think you owe this. If correct, please confirm amd youre done. If not, please amend and then youre done."
This isn't that proactive yet, but all the bones are there.