On this week's Mumbrellacast, Andrew Banks, Emma Shepherd, and Kalila Welch join host Calum Jaspan to discuss Elon Musk purchasing Twitter (17:10), and how Australians' TV viewing habits are changing (25:41). Plus, in part one, GroupM AUNZ CEO Aimee Buchanan chats about the creation of EssenceMediacom and her busy first six months in charge (01:45).