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Scottish independence: Social media and the referendum

7 July 2013 Last updated at 14:59 BST

Since Barack Obama's rise to office in the US five years ago social media and the internet have been seen as absolutely crucial campaign tools.

Yes Scotland and Better Together are fighting for the online "edge" in the Scottish independence referendum campaign, with Better Together launching their so-called "patriot system" this week.

For BBC Scotland's Sunday Politics Scotland programme, political correspondent Niall O'Gallagher looked at how these digital campaigns could affect the outcome.