yellow color

Query: What does cause this discoloration with yellowish blobs? Is the property of the anodized color on this magnesium alloy-made lid, being faded? I don't keep my system unclean. Hence, I'm wondering. Does this yellow tinting have any common process like a transparent cellphone cover getting...

This is my first real personal PC and everything was running fine. Last time it was used it was running beautifully. I had my Monitor and PC plugged into two seperate outlets. But I recently got a surge protector so I decided to use that and have my PC and Monitor plugged into that. I was...