“How’ya doing folks, Derek here,” breezes self-styled anti-immigration activist Derek Blighe on yet another video, dispensing with the need to introduce himself fully to an audience that knows him, his views and his style. Blighe (42) started making street videos in the early summer of 2022. While he had some Covid-19 lockdown gripes, he focused within months on the arrival of Ukrainian refugees and the State’s renting of hotel rooms for them. One video taken in Killarney typifies his modus operandi: he goes into a hotel and surreptitiously films the receptionist as he asks if there are rooms available for...