"“Chevette,” Tessa said, “she doesn’t exist. There’s no live girl there at all. She’s code. Software.” “No way,” Chevette said. “You didn’t know that?” “But she’s based on somebody, right? Some kind of motion-capture deal.” “Nobody” Tessa said. “Nothing. She’s the real deal. Hundred-percent unreal.”"
January 1, 1970
https://en.wikiquote.org/wiki/Bridge_trilogy