Ok guys, here is a fw which will solve the hashrate issue with the new shit one. It gives me 36GH@740w 47C 0HW. If this could help (it will), feel free to donate a few satoshis.
https://drive.google.com/open?id=1mDaiDPDAeBDi12uMD0AgP7aLdxhoYAsJThis was up on their site for a few hours only, so its official, nov 22
For G19 sub only. This one might not need the boot sd. Enjoy.