Presentation delivered at the British Computer Society event 'Public Funds in the UK: Open Source for Document and Content Management?' in January 2010. The event aimed to bring together a set of experts from across the technology sector and stimulate discussion on how the public sector use of technology may be improved following recent criticism in the media. http://ossg.bcs.org/2009/09/20/public-funds-in-the-uk-open-source-for-document-and-content-management-london-070110/