Fears of trillion-dollar AI bubble growing

…never before has so much money been spent so rapidly on a technology that, for all its potential, remains somewhat unproven as a profit-making business model. Tech industry executives who privately doubt the most effusive assessments of AI’s revolutionary potential — or at least struggle to see how to monetize it — may feel they have little choice but to keep pace with their rivals’ investments or risk being out-scaled and sidelined in the future AI marketplace…