Tech giants Amazon, Meta, Alphabet, Microsoft, and Oracle have been taking on enormous new debt in a race to build out their artificial intelligence ventures in the last year, fueling Wall Street fears of a bubble capable of disrupting the entire economy.Tech giants Amazon, Meta, Alphabet, Microsoft, and Oracle have been taking on enormous new debt in a race to build out their artificial intelligence ventures in the last year, fueling Wall Street fears of a bubble capable of disrupting the entire economy.Business[#item_full_content]