Videos that involve weaponry are already either banned outright or heavily hidden and demonetized on YouTube. There was a channel (not sure if it still exists) that was about making different kinds of slingshots. SLINGSHOTS. And YouTube came for them a few years ago. The content was popular and the audience loved it. Google, however, did not. They declared it in violation of their community guidelines and swiftly stripped away the creators livelihood.
It's important to realize that we're not just talking about "oh some entertainment is no longer available" here but, in most cases, someone or groups of people just went from being able to feed their families to not.