Back when OpenAI still supported raw text completion with text-davinci-003 I spent some time experimenting with tiny prompt-embedded DSLs. The results were very, very, interesting IMO. In a lot of ways, text-davinci-003 with embedded functions still feels to me like the "smartest" language model I've ever interacted with.
I'm not sure how close we are to "superintelligence" but for baseline general intelligence we very well could have already made the prerequisite technological breakthroughs.