viralvideowall... Sorry to hear about your frustration. It's a good idea not to depend on Google for all your income, but I'm not sure what sense blocking Google would make.
Regarding sources for other traffic, here's an excellent post by Brett Tabke from 8 years ago, obvious dated, since it doesn't include social media, but it should get you thinking outside the box....
Mostly Viral Top Traffic Alternatives to Search Engines
The idea of "viral" traffic, I assume, ought to resonate with you.