Humankind has been trying to define art since prehistoric times, but now it’s becoming even harder. These days, ordinary investors can own a piece of Picasso or buy artwork that has no physical presence. The March Luckbox explores those developments while also visiting the debate on the role of the Fibonacci sequence in art and design, the shape of things to come in the arts and the humble story of pi. The issue delves into how the tick is the trade and what’s ahead for retailing-related securities. There’s comprehensive coverage of sneaker culture and album cover design. And don’t miss the story of how one of the editors got a particular tattoo.