"Alexander Ritzmann, senior adviser at the Counter Extremism Project, said that events like the concerts acted as “central networking hubs” for transnational extreme right-wing movements. 

“They have a social function - [to] ‘make fascism fun’ - and they are used to make money for the movement through ticket sales, merchandise and catering,” he told VICE News. 

Key figures in the right-wing extremist underground would typically meet up around the event and discuss areas of collaboration, including potentially violent actions. Ritzmann said there was no “clear distinction between the extreme right-wing music scene, and violent right-wing extremism.”

“They all meet at those events, where spreading hate propaganda against minorities is at the centre of the action,” he said"