Based on Steam release Build 5675757: 12.3 GB, thanks to chronos!
Goldberg emu/crack applied over
Bonus soundtrack is included by default
100% Lossless & MD5 Perfect: all files are identical to originals after installation
NOTHING ripped, NOTHING re-encoded
Significantly smaller archive size (compressed from 12.3 to 8.2 GB)
Installation takes 4-8 minutes (depending on your system)
After-install integrity check so you could make sure that everything installed properly
HDD space after installation: 12.3 GB
Repack uses XTool library by Razor12911
At least 2 GB of free RAM (inc. virtual) required for installing this repack