That's because people haven't been imaginative enough to use them that way (they're too busy jailbreaking it to say racist things or proselytizing on social media). Even in past 24 hours some people have already found it use in drug discovery using its ability to synthesize and relate different types of knowledge. One of the main ways new knowledge arises is through connecting knowledges in disparate areas and finding relationships among them, and LLMs (especially GPT-4) has been demonstrated to be quite good in this area.