Gamers often debate whether to use Steam or GOG for older titles like this.
“You'll usually get slightly better performance because it won't have DRM on it.” YouTube · Zach's Tech Turf · 6 months ago
The GOG version is highly compatible with the "SS2 Tool," which facilitates the installation of high-resolution texture packs and "Nightdive’s Enhanced Edition" features. Completion Time
You choose between three careers—Navy (combat), Marines (heavy weapons), or OSA (psychic powers)—allowing for vastly different playstyles.
Unlike modern "jump scare" titles, the horror in System Shock 2 is built through atmospheric sound design and ambient noise that makes the ship feel alive and decaying.
The GOG release is optimized for modern Windows systems, solving many of the crashing and resolution issues found in original 1999 copies.
What's the difference between steam and GOG? : r/gamingsuggestions
