Softdisk was a software and Internet company based in Shreveport, Louisiana. Founded in 1981, its original products were disk magazines. It was affiliated and partly owned by paper magazine Softalk at founding, but survived its demise.
Headquarters in 2004; these offices were, for the latter part of the company's history, in a converted basement in downtown Shreveport.
id Software LLC is an American video game developer based in Richardson, Texas. It was founded on February 1, 1991, by four members of the computer company Softdisk: programmers John Carmack and John Romero, game designer Tom Hall, and artist Adrian Carmack.
Co-founder John Carmack at the 2010 GDC