1U is essentially obsolete due to the power/heating envelope of modern server CPUs that push 32-64 cores easily. I just don't see a rack full of 1U being anyth

1U is essentially obsolete due to the power/heating envelope of modern server CPUs that push 32-64 cores easily. I just don't see a rack full of 1U being anything but a giant liability in terms of trying to cool it and the following reliability issues.