Mobile text messaging could become extinct within a generation as millions of young people turn to other forms of electronic communication.
Teenagers are increasingly using instant messaging from mobile phones and social networking sites such as Facebook.
Experts predict the amount of texts sent in the UK will drop by 20 per cent in the next two years.
It comes as teenagers and students are increasingly using BlackBerrys instead of iPhones and other smartphones because the device has a free BBM messenger.
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