March 23, 2018 Mark Aarøe Nissen took part of the '4th Pi Day' where he did the Pi Matrix Challenge also known as the 'Everest of Memory Tests'. The competition took place in Emden, Germany, and was organized by Jan van Koningsveld Pi Matrix Ranking. Mark got all 50 correct in 20 minutes and 17 seconds. The entire performance was recorded and the video is available below.
