 Softdisk, a software and Internet company, was founded in Shreveport in 1981 and published various disk magazines in the 1980s and 1990s, which occasionally included early games by the founders of Apogee Software.The founders of id Software also worked there and lived in Shreveport in the early 1990s.When it existed, Royale Airlines had its corporate headquarters on the grounds of Shreveport Regional Airport.