White supremacists don't typically claim to drive particular roads before going on a shooting spree that kills 50 people. They also don't advocate their ISP when doing ransomware. Pewdiepie has said some controversial statements, that whether intentional or not has attracted a fan base of white supremacists. Nothing he has said has been as controversial or impactful as it would be if a head of state said something similar, however for better or worse he has inspired them whether he wanted to or not.