Voice, Data Trump Content, Advertising

In the rush to retool themselves as providers of content services, and to add ad revenue to subscriptions, carriers might want to remember that most of the money to be earned in the business comes from communication services (voice and data) rather than entertainment, as important as these new sources of revenue are. If you click the image, you'll get an expanded view of the numbers, but suffice it to note that all global ad-related revenues for mobile providers will amount to less than $3 billion by about 2011. Basic text messaging blows those numbers away.