In the shadow of the AI boom, the data center industry is encountering a reckoning it did not anticipate: the sheer weight of its energy appetite is giving pause to the very investors who once celebrated its promise. Several companies have quietly withdrawn their plans to go public, not because the markets are closed, but because the questions being asked inside them have grown harder to answer. What was once treated as the invisible infrastructure of progress is now visible — measured in megawatts, in strained grids, in communities asking whether the cost is truly worth it. The delay is less