Used v3 Unofficial .DMG . ( http://bit.ly/2KfegS3 )
Followed install tutorial by every step. ( viewtopic.php?f=24&t=4127 )
I followed the instructions on the video here ( https://www.youtube.com/watch?v=LCc4FSneh6M )
GUI and install process did not hang, crash, or panic once and only took 20 minutes.
I have network, GTX 1080 on three displays (one of which at 1440P/144Hz), sleep, onboard audio all working.
Still working on Messages, Wifi, Bluetooth, and USB 3.0.
Check signature for hardware.
Ballistix Tactile Tracer 3000 2X16GB
High Sierra V3 *UnOfficial
90% Successful (Working on wifi, proper bootloading)