The rate of change in the advertising industry is astonishing. The technologies and platforms that have emerged in the past 10 years -- Facebook, Twitter, Pinterest, etc. -- have revolutionized the way brands communicate with and reach consumers ... and are taking ever-increasing shares of ad spend. The video above provides a 60-second, bird's-eye view of the evolution of the advertising space, from ad agencies to brand-building to soap operas to branded content.