Are the Groypers so far right that sometimes they sound like far leftists?

[Ocelot II]

6. The extremes of both sides can come full circle and result in totalitarianism.

The left-wing extremism of the Bolsheviks after the Russian Revolution eventually led to the totalitarian USSR under Stalin. North Korea is still doing it, maybe even more than the USSR. The right-wing extremism of the Nazis and Italian fascists during WWII became totalitarian as well. When an ideology becomes extreme in either direction it's hard to get enough people to go along with it for it to become a state's governing principle unless it's enforced by outlawing and punishing dissent.