Twitter Is 2011′s Most-Buzzed About Social Network
Mashable
Twitter topped an annual list of most-buzzed about social networks, edging ahead of LinkedIn and 2010′s most-buzzed network YouTube.
The annual rankings by digital marketing agency Zeta Interactive measure volume (number of mentions in more than 200 million blogs, social media outlets and online posts) and tone (comparing positive and negative buzz). The Zeta Buzz score is calculated by the volume ranking multiplied by the percent positive ranking divided by 10, using data pulled since January 2011.