Many investors hope SpaceX and AI companies will grow as much as Amazon and Google did, but this is very unlikely. A new study shows AI must boost productivity by 2.7 times quickly, or these investments will fail. Right now, AI is costly and not yet profitable, making this a risky bet that could harm the economy.
ORIGINAL LINK: https://garymarcus.substack.com/p/an-entire-industry-is-being-propped
