In its current state, absolutely. That would be really cool actually. I do have some more sports specific enhancements on the roadmap which may or may not fit well with general topics groups of tweeters.
Hey thanks man! ESPN has a handful of open apis that I'm using, mainly the atheltes and teams resources. Check out the full list at http://developer.espn.com/docs
I've heard this comment from a number of people, thanks for posting. I agree, an aggregate of bloggers/writer alongside player tweets would be a nice added value, thinkin' on it.