At BrandMixer, we have seen phrase and adjective tagclouds yield a stronger correlation to increasing long-term product sales vs. a popular meme on Twitter.
You can also find out the best time to tweet and dive deeper into tagclouds where you can find out what your community is talking about and its interests.
Its simple interface has to date allowed people to create and share over 72, 000 visualizations ranging from the an analysis of the budget for the city of Moscow to tagclouds of the most common word in lyrics by the Beatles.