The use of punctuation is rapidly changing within the quickfire back-and-forth of instant messaging. Are these changes causing misunderstandings? Presenter Michael Rosen and his guest Dr Christian Ilbury discuss. Is the full stop on the way out? What about capital letters? Exclamation marks and question marks seem to be holding their ground, but what about the rest?

Produced for BBC Audio Bristol by Becky Ripley, in partnership with The Open University.
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