Sgeo never likes to reveal his true name, but if you were to run it through SHA-1, you'd get
51343a629b5f8ea07d220b185dc4439016fbd4b2. This happens to be the first time that even a hint of his true full name has ever been mentioned.
Sgeo is a gengineer, originally making benevolent Norns and later making the Badniks, Punished Norns and the silent pain script. He also made a patch for the Holistic Learning Machine, among other CAOS, gengineering and hex-editing projects.