Not all Democrats fit the category you describe. The leading cosponsor of the FairTax (HR 2525) is Collin Peterson (D-MN). The primary sponsor is John Linder (R-GA).
Linder and Peterson were both re-elected Nov 5th by a huge majority!
Cliff Cofer - State Director, AFFT Volunteer Iowa Team
I hope you are right but I still won't hold my breath