For those who go into a cold sweat when they hear the words 'speed dating', the end of the exhausting quest for a partner may seem a huge relief. There are 11million single people in Britain, a figure expected to rise to 16million by 2010. Many will be glad, in the face of yet another wedding invitation, that they are no longer defined as the social leper. 'I think the era of the pitied single is out,' Cogen says.