Tue
Nov
15
Tumblr Numbers: The Rapid Rise of Social Blogging [INFOGRAPHIC]
![Tumblr Numbers: The Rapid Rise of Social Blogging [INFOGRAPHIC]](http://mashable.com/wp-content/uploads/2011/11/125,thumb_infographic_graphic-tumblr-numbers.png)
The Social Media Infographics Series is supported by Vocus’ Social Media Strategy Tool, a free, six-step online tool that lets you build a custom social media framework tailored to your organization’s goals. In four short years, Tumblr has grown from relative obscurity to start-up darling to…
