This artist’s most-used tool isn’t a paintbrush — it’s a pair of sneakers

Text by Lilit Marcus, Video by Justin Robertson, CNN Beijing/Hong Kong (CNN) — In the top corner, there’s a very small Star of David. On the center right side, the number 51. Near the center, a pentagon. Squint and you might notice a teeny-tiny series of music notes amid a busy grid. And, wait, is