Does the sock need thermal grease under it?
No. The sock is to contain the heat, not radiate it.
No but if you can get the sock on the hot end without getting the white goo on it, you’re a mighty talented person. 
Does the sock need thermal grease under it?
No. The sock is to contain the heat, not radiate it.
No but if you can get the sock on the hot end without getting the white goo on it, you’re a mighty talented person.