Elon Musk lies in bed casually scrolling through X. Suddenly he snaps upright:
"Oh no! Space is a vacuum!"
Sweating in panic, he calls his team. "Cancel the data centre satellites immediately! I'm about to waste billions!"
"Why didn't anyone at SpaceX think of this?"
You know the reason your Stanley or Hydroflask is so good at keeping your water cold is because there's a vacuum inside the walls of the thermos.
Heat can't conduct in a vaccum. And "radiated" heat is ineffective at the temperatures processors operate at.
This satellite will be like plugging in your gaming PC without a CPU cooler. It'll be dead in minutes.