Scratches on privacy glass

I have somehow got some pretty bad scraches on the rear window of my C-Max. Is this a stick-on film or is it darkened glass? Is there anything I can do to make them less obvious?

Through the glass darkly

I had a recent experience that some drivers will learn from. It certainly caught me out. I recently purchased a second-hand car (07) from a reputable dealer. The car was exactly what I was after, except...