Australian startup Heidi Health has become one of the most visible examples of artificial intelligence actually shifting the dial on healthcare productivity – and New Zealand is at the forefront of that story.In this week’s episode of The Business of Tech, I talk to Heidi co‑founder Yu Liu about the company’s journey from student training tool to artificial intelligence (AI) “care partner” for clinicians, and its audacious goal of doubling global healthcare capacity.Heidi didn’t start life in the emergency de...