For many Australians the surest path to wealth has been to invest in bricks and mortar. But will it always be as safe as houses? A generation of investors is now heavily reliant on property to supplement their retirement plans, and our tax system is creaking under the weight of so many negative gearing investors. Over two million Australians own an investment property, with $20 billion handed to negative gearing property owners in tax breaks in the last five reported tax years. It's fuelling an obsession with property, but is it healthy? Host: Adam Creighton Guests: Nicki Hutley, Deloitte Access Economics & George Megalogenis