sama thinks OpenAI will "capture the light cone of all future value in the universe" so betting now on 1/3 of US GDP is probably in his mind actually very conservative.
https://techcrunch.com/2019/05/18/sam-altmans-leap-of-faith/
https://techcrunch.com/2019/05/18/sam-altmans-leap-of-faith/
What I find amazing is that this stuff sells even though it is way beyond common sense and I am sure in couple of years will be subject to ridicule.