# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2012-08-11 11:15:38 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/234246692722061312) RT @BBCNews: The $440m trading mistake: What happens when high-frequency trading goes wrong? http://t.co/1ekjjAOI