: Keys are generated based on the user's name. When purchasing, you provide the name you want the key registered to, ensuring it is unique to your copy.
He shone his flashlight beam against the rusted iron door of the abandoned relay station. The paint was peeling, revealing the dull grey steel underneath. Stenciled in faded white letters across the top was the only identification the Soviet-era maps had provided:
: Accurate real-world physics simulation for takeoff, flight, and landing.