The people are confused. Tech has advanced such that many people can now do things for themselves that previously they would have had to pay for.
People use libraries when it is too time consuming or inefficient to copy a book. Now its easily done. Publishers may whine about the loss of profits, but that's a pricing issue for their business model. The majority of textbooks are just facts. No one wants to hear about copyrights on facts.
What about all of the professional printers that lost business because people can print at home? What about the recording studios that are losing business because people can record at home? What about all the other businesses that have been impacted by home computing?
You adapt your business model or become the next Kodak or buggy whip manufacturer.
My devices have off switches. If I don't like what I'm looking at or listening to, then I have the option to NOT consume.
I've seen exactly one beheading online. I watched it, found it distasteful and never looked for one again. I've never encountered one on Facebook, nor looked for one there. If I ever do get a beheading in my feed, I know how to delete it.
Limiting a person's options does not change the nature of a person. People who like to watch horrible things will still continue to do so.