TechCrunch: UK government sets its data free, for the people’s apps
http://eu.techcrunch.com/2010/01/21/uk-government-sets-its-data-free-for...
"The UK government has decided to make the non-personal data it holds available for web developers to create a new wave of public applications. ..."
Some Open Data initiatives around the world:
US: District of Columbia
http://data.octo.dc.gov/
US: San Francisco
http://www.datasf.org/
UK: London
http://data.london.gov.uk/
Canada: Toronto
http://www.toronto.ca/open/
Canada: Vancouver
http://data.vancouver.ca/