A true GEM from the70s

I haven't seen the 1974 Ed Gein-inspired film DERANGED since a lone-viewing on a really bad bootleg VHS tape back in the early 80s, but recently watched a digitally remastered DVD and was quite surprised that this hidden gem holds up much better than I had remembered.
If you've ever read one of the non-fiction books dealing with the infamous case of Wisconsin necrophile/serial killer Ed Gein, you'd agree this twisted piece of grindhouse cinema comes extremely close to their documented true...