I could guess that it helps with heat dissipation/management. But I don't know. That guess is from looking at the list of patents[1] they have. [1] https://pat

I could guess that it helps with heat dissipation/management. But I don't know. That guess is from looking at the list of patents[1] they have. [1] https://patents.justia.com/assignee/cerebras-systems-inc https://patents.justia.com/assignee/cerebras-systems-inc