Don't be shy! blog@ohtwitter.com - @dacort - @MarinaMartin
Think you have the best explanation for what Twitter is? Prove it — submit a video clip of 140 seconds or less to the What Is Twitter video contest.
Prizes include an 8GB iPhone, 1GB Shuffle, and t-shirts from StartupWear.com, with more to be announced soon.
For contest rules and deadlines, head to What Is Twitter.