To be or not to be Banksy-ed? The great legal question

Merited or not, the most talked-about work in Sotheby’s recent contemporary art sales was Banksy’s artwork then known as Girl with a Balloon. The work was the final lot in Sotheby’s contemporary art evening sale and the hammer went down at the record-breaking price of £860,000 or £1.04 million with fees. Seconds later, an alarm…