Turning Disbelief Into Security. Piccadilly Square offered an opportunity to reinforce WhatsApp’s stance on privacy with a visual metamorphosis of a 500 year old building. We just asked ourselves, what would David Blaine do? Slide 1 Slide 1 (current slide) Slide 2 Slide 2 (current slide) Slide 3 Slide 3 (current slide) Slide 4 Slide 4 (current slide) Slide 5 Slide 5 (current slide) Slide 6 Slide 6 (current slide) Slide 1 Slide 1 (current slide) Case Study