Interest in 'super injunctions' drove Twitter's UK traffic to it's highest ever levels

"Twitter had its highest ever peak in UK Internet visits yesterday (9 May 2011) due to the extraordinary revelations of the super injunction scandal, which exposed the identities of several high profile celebrities.
Visits to Twitter increased by 14% on 9 May, accounting for 0.49% of total Internet visits that day. Twitter also became the 17th most popular website in the UK yesterday, up from the rank of 19th on 8 May 2011. In the last week there were over 500 unique search term variations which included the word ‘super injunction’ typed into Google, Bing or Yahoo!. Searches for the term ‘super injunction’ have increased by 5000% in the last month, as stories surrounding the controversial topic have peaked curiosity in UK Internet users."

Source:  Analysis by Robin Goad of Experian Hitwise, in his blog, 10th May 2011