Should queer athletes be expected to compete in countries where homosexuality is not only not accepted, it's against the law? Plus, Papua New Guinea's chance to join the NRL could hinge on the country promising not to do a security deal with China: welcome to sports diplomacy.  And the federal government wants to ban annoying debit card payment surcharges.  Also, could nuclear power solve AI's big energy problem?  Guests: Beau Newell, national program manager, Pride in Sport Ascelin Gordon, senior lecturer in sustainability and urban planning, RMIT