Twitterfountain comes to your aid: we mash up tweets and Flickr-images that share the same tags into a spectacular visual. Below is a sample, that you can copy and embed in your own site.
Twitter is becoming an ever present backchannel at conferences and events. However sometimes it needs curating and moderating, especially if it's to be displayed large as a part of the event. Here we talk about an app built in a few hours and open sourced today which we used for this purpose for The Guardian's Activate Summit
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There’s been an interesting backchannel discussion between several TN folks about the numbers of people in various online worlds. Or at least, the numbers publicly claimed and what they might mean.
"the small group model is required because the coordination cost for the involvement of a large group is simply too high."