the festival is running until Sunday, April 25th, the Exhibition is open until May, 24th.
More information on the Show “Mash Up“
they’re online for a while, but here are the videos about the twitter art projects “tweetleak” and “tweetscreen” on vimeo:
“tweetleak” is an monolithic object printing tweets written near its location
“tweetscreen” is a networked installation, projecting local tweets in a public space.
both objects notify the author of the tweet that his tweet was “published”