Your choices are being limited by people on the left side of the political spectrum who prevent you from hearing alternative points of view because you might think these other views are actually correct. If they thought you would never agree with them, they would not try to stop you from hearing what these other points of view are.
It is an astonishing arrogance that Google, twittwr, Facebook, and other forms of social media – the “they” in the heading – believe they have the right and the duty to keep you from hearing other people’s opinions.
Open debate is the only defence against wrong opinion. Google stops you from hearing the truth at least some of the time, and perhaps as much as half the time. We should not put up with it. Totalitarians keep you from hearing other opinions that they do not agree with. Their aim is to take your freedom from you as best they can by preventing you from hearing opinions they do not think you should be allowed to find out.
Funny enough, you can find both Mein Kampf and The Communist Manifesto on Google, as you should. You just can’t find all of the videos from PraegerU,