You may be looking for Manuel (GTA V).
Manuel, in 1986 is a resident of Vice City who lives on Prawn Island. He calls up on the radio station K-Chat during Gethsemanee Starhawk Moonmaker's interview. He claims that computers are not evil and that its the people who design them that are evil. He talks about the play In the Future, There will be Robots, claiming that it is a true story and that he will hack all the robots and make them say funny things. He also tells Gethsemanee that he is a computer.