More than 580,000 new vehicles were sold in the first half of 2023, despite the rising cost of living. SBS Finance Editor Ricardo Gonçalves takes a look at the industry with Peter Griffin from the Federal Chamber of Automotive Industries for more; plus Evan Lucas from Investsmart explains why the Australian sharemarket fell more than 1 per cent today; while Rhayna Bosch speaks with social media expert Nataliia Laba from the University of NSW about Instagram's rollout of Threads to compete with Elon Musk's Twitter.