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China has moved to regulate the hours young people can spend gaming, due to an increase in dopamine addiction from online gaming. We speak to the world's foremost expert on dopamine about what this does to your brain. We also get a bit of a dopamine hit from receiving parcels in the post. Will the upcoming AusPost pause make us think twice about our online shopping habits? And, Olivia Rodrigo has copped criticism from other artists who say she's copied their work. GUESTS: Anna Lembke, Stanford University psychiatrist Becki Whitton, music producer Dr Kylie Pappalardo, copyright lawyer Dr Tim Payne, psychologist