J.G. Ballard’s High-Rise has inspired adaptations and homages in all forms of media, from the films of David Cronenberg to the artworks of Jenny Saville to the music of Hawkwind. But none are as original, funny and, well, bonkers as Lego Loki’s quest to build every scene from the novel out of Lego bricks. We asked Loki why and how he set about his quest, and after putting his campaign to cause Lego Ragnarok on hold for a moment, he stomped across the Bifrost bridge and agreed to tell us all about it…