How many of my retired friends could afford to pay a 23% federal sales tax in addition to what you pay in state and local sales taxes? Retirees are going to get hit the hardest by this proposal.
If you are a senior, did you plan to pay an extra 23-30% on everything?
Two interesting pieces of reading.
https://www.americanprogress.org/article/the-fair-tax-act-would-radically-restructure-the-nations-tax-system-in-favor-of-the-wealthy/