The stickiest brand experiences drive consumer participation. Comprised of photos taken on cell phone cameras all around the world, MPPS was the first viral user-generated cell phone art project, with over 2500 submissions from 500 participants in 50 countries. Launched just six years ago, when phone cameras were first becoming ubiquitous, MPPS captured the ephemeral energy that marked the technology’s debut. viral user-generated cell phone art project, with over 2500 submissions from 500 participants in 50 countries. Launched prior to iPhones, and prior to Instagram, when phone cameras were first becoming ubiquitous, MPPS captured the ephemeral energy that marked the technology’s debut.