I recall years ago IBM had an experimental solution to that that involved liquid in between the layers to transport the heat (vague memory, I think they used an

I recall years ago IBM had an experimental solution to that that involved liquid in between the layers to transport the heat (vague memory, I think they used an analogy to blood). A quick googling brings up this article, which I think may be the same thing: https://www.bbc.com/news/science-environment-24571219 https://www.bbc.com/news/science-environment-24571219