Bohemia Interactive (the studio behind the Arma series).
It was built on the Arma 2 engine, which allowed for massive, detailed terrains and sophisticated flight physics. Notable Technical Discussion: "FADE" Anti-Piracy take-on-helicopters
The campaign follows Tom Larkin, who takes over his father's struggling helicopter business, blending flight mechanics with a family drama. Bohemia Interactive (the studio behind the Arma series)
Instead of preventing the game from launching, the system would slowly degrade the experience for pirates. which allowed for massive
Players with illicit copies would see the game's visuals become progressively blurry and "morphed" until it was unplayable.