The scheme that has been described as a shameful chapter in Australian history was supposed to balance the budget and save the government $1.5bn. But after robodebt was found to be unlawful, the government was forced to pay out $1.8bn in settlements to victims. How did it come to this? In this episode of Full Story, Gabrielle Jackson talks to Lenore Taylor and Mike Ticher about the failure of public servants, of politicians, and the unimaginable human cost brought to light during the royal commission into the robodebt scheme