The artificial intelligence (AI) was created to coordinate with players on an intimate level, as opposed to the action elements from their previous projects; the addition of Ellie as AI was also a major contributor to the engine.
Den artificiella intelligensen (AI) skapades för att samordna med spelare på en intim nivå, i motsats till actionelementen från deras tidigare projekt; tillägget av Ellie som en AI var också en viktig bidragsgivare till motorn.