I thought the prebate made sure some people didn't feel the pain?
The FairTax strives to be all things to all people. When politicians do that we say they are pandering and call them liars.
And they haven't ever had to start the negotiating yet to bring on board the other 200+ people of both parties that they would need to get such a boondoggle through Congress. I can only imagine the results of that arm-twisting match...