http://nuclearcdboxafziza4mgohcwhzfjiyg6zeslnry33pepsgtur2wyeyd.onion/social/thread/200.html
Those Situationist groups have driven it in a strong esoteric, political and performance art direction while still keeping it accessible. I suppose it's a topic for another thread, but I'm grateful that its presence remains political in sharp contrast to, say, Omegaball in the US, which seems like a mediocre spectacle attempt at commercializing the sport.