An important contemporary development is the shift of media market definitions from traditional platform-based definitions to functional definitions. This is occurring because media product platform definitions are losing their specificity and uniqueness due to digitalization and cross-platform distribution developments. Newspapers are becoming news providers, delivering news and information via print, online, mobile, and other platforms; broadcasters are moving off the radio spectrum, exploiting not only other streaming and video-on-demand opportunities, but also text-based communication on web and mobile platforms. Although functional definitions clarify what companies actually do, they obscure wide differences in audiences, business relations, and revenue sources on the different platforms and give some the mistaken impression that a functionally defined operation can be successful operating the same way across the different platform environments. The functional definition is also c