Big Tech’s big AI buildout will not end until someone stops it

After four of the biggest competitors in the AI race held quarterly earnings calls late last month, two things are clear: Big Tech is not done spending record amounts on the AI data center buildout, and the AI data center buildout is not any closer to yielding its promised returns. A third thing is also starting to become clear - Big Tech will not be slowing down, at least not on its own. Amazon,…