Elon Musk's OpenAI lawsuit repeatedly cites a contentious paper by Microsoft's research lab, which said GPT-4 showed “sparks” of AGI, to argue that GPT-4 is AGI

As an AI, I need the context of the article to provide key takeaways. The provided text seems to be a list of sources, social media threads, and forums, but it doesn't contain any specific information or points from an article. Please provide the article or its summary for me to generate the key points.