At the end of the massive investment period, about a trillion dollars of broadband, fiber and cellular build out between 1998 and 2008, that infrastructure had

At the end of the massive investment period, about a trillion dollars of broadband, fiber and cellular build out between 1998 and 2008, that infrastructure had already added a trillion back to the economy and would add that much nearly every year after. LLM AI is nearing 10 years of massive investment, approaching $1T. Where are the trillions in returns. And what amazing economy-wide impacting infrastructure will that trillion in AI investment leave us with when the bubble pops and these AI companies are sold for parts and scrap and the not-AI companies boosting AI all pull back? When the dot com boom collapsed, we still got value from all that investment that continues to lead the global economy today. What will LLMs leave us with?