Banksy is one of the most important living artists in the world and we don't even know what he or she looks like! How did a culture of underground defiance develop into an art form? How did it produce one of the most notorious, controversial, loved and hated artists, a man or woman who, until now, remains largely anonymous.Banksy神秘的艺术家，我们甚至连他的性别和长相都不了解！但是Banksy在当代艺术界有着举足轻重的地位。涂鸦文化是如何发展成一种艺术形式并造就了一位臭名昭著、最具争议、最受憎恨又饱受喜爱的艺术家？让我们一起来讨论探索。