Another X factor (heh) is that it's a lot harder to convince existing highly-paid, usually left-leaning individuals to go work for Elon Musk's AI lab. Of course

Another X factor (heh) is that it's a lot harder to convince existing highly-paid, usually left-leaning individuals to go work for Elon Musk's AI lab. Of course it's more complicated than that, but the sheer number of workers in our industry who despise his politics and how he uses his money to advance them makes it a tall order for xAI to become a serious AI lab.