https://www.independent.co.uk/news/world/americas/david-copperfield-sued-magician-brain-injury-illusion-a8311251.html
origin - https://www.pipiscrew.com/2018/04/david-copperfield-hearing-british-man-sues-magician-claiming-he-suffered-brain-injury-while-taking-part-in-illusion-2013/ david-copperfield-hearing-british-man-sues-magician-claiming-he-suffered-brain-injury-while-taking-part-in-illusion-2013