Programmatic buying "will change the economics of journalism much the same way the desktop changed those economics," Forbes Media Chief Product Officer Lewis D'Vorkin predicts in a free-wheeling Q&A with 'The Guardian.' "It's compounded by the consumer move to mobile -- advertisers dollars to reach a print audience, dimes to reach a desktop audience and now pennies to reach mobile users. To flourish in the mobile era, news organisations must find ways to create and produce quality content at scale and efficiently."