"But there's no two ways about it - when Banksy ... wall." AKA Media Hasan Kamil began painting walls as a teenager Hasan Kamil grew up in Swansea with a passion for creating graffiti art.

In Banksy’s book, Wall and Piece, there is a very interesting quote; “Imagine a city where graffiti wasn’t illegal, a city where everybody could draw whatever they liked…”. This sounds ...