No regrets over 'Twitter Games' for IOC
Olympic ruling would continue to encourage the use of social media around the Games and was probably powerless to stop it even if it wanted to.
U.S. Twitter rebels want to help struggling athletes
A string of American track and field athletes launched the campaign on the social networking site in the early hours of the third day of competition at the London Games.
Don't tweet if you want TV, London fans told
Move to avoid non-urgent text messages and tweets during events because overloading of data networks was affecting television coverage.