An image of the proposed demonstration house in Griffith. “Have a look at the new suburbs being built. There’s the reality of just how much our bureaucratic planners have learnt from the abundance of evidence of what to do and what not to do. They have learnt nothing!” writes “Canberra Matters” columnist PAUL COSTIGAN. Paul Costigan. To quote from the government’s urban renewal site: “The Demonstration Housing Project aims to test innovative forms of housing to address the emerging needs of Canberrans. “Working with the Demonstration Housing proponents, the project will deliver a handful of built homes that showcase different housing types such as co-housing and ageing-in-place homes to make for a more sustainable and inclusive future for Canberra.”