Comment by somewhereoutth

However, who will pay for the very expensive training if the ROI isn't there? Absent government subsidization, then likely the frontier models will be sold off to the hyperscalers by the bankruptcy administrators to wring a few more dollars out of them as they become out of date and more and more irrelevant - assuming that inference alone is profitable at a price the market is willing to pay of course, if not then yes the lights will indeed be turned off.