FYI:
Joanna (Qubes founder) and Marek (Qubes developer) mentioned our Qubes + Whonix work in their presentations at the Europe LinuxCon in Düsseldorf, Germany.
Page 33 of 37:
Qubes as a platform for secure/privacy-oriented Apps • Integration with Tor • TorVM since 2012 • Currently on-going work to fully integrate Whonix
Page 29 of 79:
Digression on using TorVM in Qubes OS - TorVM cannot (obviously) anonymize anything beyond IP/MAC - Use e.g. TBB or Whonix workstation in/as clients of TorVM
A big thanks to them both for their ongoing support! 