He ran it in an isolated VM. The launcher didn't ask for install paths or settings. It just opened a single window: a dark terminal with green text that read:
Note: Specific steps change with each update. Always read the readme.txt included with the release. nemirtingas emu launcher
Automatically stores save data in %appdata%\NemirtingasEpicEmu\ on Windows. He ran it in an isolated VM
To understand the Launcher, one must first understand the emulator it was built to manage. "Nemirtingas" is a handle used by a developer in the "online fix" and cracking scene. The developer created a "Steam Emulator" (often based on or forked from the Goldberg Steam Emulator) and an "Epic Games Emulator." Always read the readme
: Enables online or lobby-enabled games to work over a Local Area Network (LAN) without requiring an internet connection. 1.3.5