Elon Musk unveiled a new supercomputer that runs on 100,000 Nvidia GPUs. Not everyone's impressed.Richard Bord/GettyElon Musk's xAI has a new AI supercomputer that runs on a whopping 100,000 Nvidia GPUs.That could help Musk's company catch up to some AI frontrunners, like Meta.But some tech leaders aren't impressed.Elon Musk's AI company, xAI, recently unveiled a new supercomputer dubbed Colossus.