Senh: Their revenue is not where it should be. Social networks are hot right now. It might cool off in another two years. There's no guarantee they can improve their revenue by then.
Senh: It's a good read on how to use Twitter to track news that you care about or market your brand. Lots of hashtags.
Senh: Unless those media mentions can convert more people to using twitter, it's kind of a useless metric. It just means that Twitter's marketing department is doing a good job. Also, because writers tend to solicit users to follow them on Twitter, it makes it a more natural medium for them to use.