I wonder how dead an issue it will be if vents are in the wrong place and it overheats within an hour, or if the fan sounds like the wailing of a thousand bansh

I wonder how dead an issue it will be if vents are in the wrong place and it overheats within an hour, or if the fan sounds like the wailing of a thousand banshees.... and so on. I'm not saying the PS4 will have these issues, but we all hope it doesn't, and that's firmly in the hardware domain.