I'm not sure if anyone has done an AIR 2 vs 3 on OSX? I guess windows could be different anyway. If Air 3 does end up being king of the hill for you it sure sucks you've had to spend $ trying other streaming solutions. I don't want to point fingers or the Devialet love police will jump in.
Roon->HQPlayer->McIntosh C47->McIntosh MC301s>Transparent Super->Wilson Audio Sabrinas w/ Shunyata Denali, Rega RP8, Rega Apheta 2