This new print ad for Motorola's new Moto X showcases all its available colors and lets readers click through to see what the smartphone looks like in each shade. It's like scratch n' sniff for your eyes.As media and advertising shifted to digital platforms, the print ad was in danger of becoming a relic of a bygone era. Many advertisers use print ads now as previews or teasers for something more elaborate elsewhere--a trailer, a video, an online game. Read more