LLMs are impressive. They can extend human cognition in various ways and can be turned into a suite of virtual assistants. Yet, they have the same basic limitations as other deep learning-based systems. Generalizing accurately outside training distributions remains a problem, as their stubborn propensity to confabulate shows. Although LLMs do not take us significantly closer to AGI and, as a consequence, do not by themselves pose an existential risk to humankind, they do raise serious ethical...