This is such an ongoing theme on HN that we could maybe use a bibiliography. If I missed any big ones let me know.
In reverse chronological order:
Show HN: ustaxes.org – open-source tax filing webapp - https://news.ycombinator.com/item?id=26138446 - Feb 2021 (219 comments)
TurboTax Tricked You into Paying to File Your Taxes (2019) - https://news.ycombinator.com/item?id=26102695 - Feb 2021 (306 comments)
TurboTax’s 20-Year Fight to Stop Americans from Filing Taxes for Free (2019) - https://news.ycombinator.com/item?id=26060414 - Feb 2021 (199 comments)
FTC Is Investigating Intuit over TurboTax Practices - https://news.ycombinator.com/item?id=24409093 - Sept 2020 (194 comments)
IRS Reforms Free File Program, Drops Agreement Not to Compete with TurboTax - https://news.ycombinator.com/item?id=21923220 - Dec 2019 (448 comments)
IRS Tried to Hide Emails That Show Tax Industry Influence over Free File Program - https://news.ycombinator.com/item?id=21393758 - Oct 2019 (188 comments)
TurboTax’s 20-Year Fight to Stop Americans from Filing Taxes for Free - https://news.ycombinator.com/item?id=21281411 - Oct 2019 (447 comments)
TurboTax to charge more lower-income customers - https://news.ycombinator.com/item?id=20461169 - July 2019 (81 comments)
Congress Scraps Provision to Restrict IRS from Competing with TurboTax - https://news.ycombinator.com/item?id=20119916 - June 2019 (18 comments)
TurboTax Uses a “Military Discount” to Trick Troops into Paying to File Taxes - https://news.ycombinator.com/item?id=19994118 - May 2019 (42 comments)
Listen to TurboTax Lie to Get Out of Refunding Overcharged Customers - https://news.ycombinator.com/item?id=19870242 - May 2019 (44 comments)
TurboTax and H&R Block Saw Free Tax Filing as a Threat - https://news.ycombinator.com/item?id=19810981 - May 2019 (143 comments)
TurboTax Hides Its Free File Page from Search Engines - https://news.ycombinator.com/item?id=19758126 - April 2019 (262 comments)
TurboTax Uses Dark Patterns to Trick You into Paying to File Your Taxes - https://news.ycombinator.com/item?id=19718284 - April 2019 (274 comments)
Congress Is About to Ban the US Government from Offering Free Online Tax Filing - https://news.ycombinator.com/item?id=19613725 - April 2019 (696 comments)
How the Maker of TurboTax Fought Free, Simple Tax Filing (2013) - https://news.ycombinator.com/item?id=19392673 - March 2019 (253 comments)
H&R Block and Intuit Lobby Against Free and Simple Tax Filing (2017) - https://news.ycombinator.com/item?id=18956883 - Jan 2019 (190 comments)
Would You Let the I.R.S. Prepare Your Taxes? (2015) - https://news.ycombinator.com/item?id=17751383 - Aug 2018 (424 comments)
Why I'm boycotting TurboTax this year - https://news.ycombinator.com/item?id=16844458 - April 2018 (23 comments)
H&R Block and Intuit Lobbying Against Simpler Tax Filing (2017) - https://news.ycombinator.com/item?id=16841449 - April 2018 (232 comments)
H&R Block and Intuit Are Lobbying Against Making Tax Filling Free and Easy - https://news.ycombinator.com/item?id=13922482 - March 2017 (234 comments)
How the Maker of TurboTax Fought Free, Simple Tax Filing (2013) - https://news.ycombinator.com/item?id=13853150 - March 2017 (439 comments)
TurboTax Takes Aim at Smaller Rival in Fight for Filers - https://news.ycombinator.com/item?id=11150694 - Feb 2016 (87 comments)
Would You Let the I.R.S. Prepare Your Taxes? - https://news.ycombinator.com/item?id=9381437 - April 2015 (150 comments)
Would You Let the I.R.S. Prepare Your Taxes? - https://news.ycombinator.com/item?id=9380232 - April 2015 (124 comments)
Filing taxes: It shouldn't be so hard - https://news.ycombinator.com/item?id=5488084 - April 2013 (56 comments)
How the Maker of TurboTax Fought Free, Simple Tax Filing - https://news.ycombinator.com/item?id=5443203 - March 2013 (330 comments)