Technology - Putting the internet to work for customers - "Google Advertising & Marketing Index" - Google Finance

This is an interesting set of charts from Google which may or may not mean anything in the end. What Google has done, however, is to make them easily accessible and comparable with major indices. And it had done so for a broad cross-section of the consumer economy. What's a good example of something of equal value to a newspaper market that has been launched by a newspaper?