Natalie Maines

The new Natalie Maines record is continuing to spur music writers to slam the "cowardice" of the country-music industry and the stuffiness of the country-music audience in the aftermath of Maines trashing President Bush at a London concert on the eve of the Iraq war.  On the NPR show "Fresh Air" on Wednesday, music critic Ken Tucker insisted Maines was just ahead of where the majority would…