Wait, what?!!! So, all those fabulous Z-cars rolling off the assembly lines were just bullshit?! Oh gawd no. Say it ain't so!!! investorshub.advfn.com/uimage/uploads/2017/5/4/zcxuptumblr_o2wxuwfc6y1udh5n8o1_500.gif Who was supplying all that "amazing DD" anyway? Turns out back-door DD has a double meaning.