The document discusses key findings from the 2018 Digital News Report regarding podcast usage and trends. It finds that 34% of people across 22 countries listen to podcasts on a monthly basis, with usage highest among younger demographics. Popular podcast categories include specialist subjects, lifestyle, and news/politics. Emerging business models include advertising and sponsorship revenue, as well as bundling podcasts with subscriptions. Smart speakers are helping to drive audio discovery, though their usage is still low overall. The document concludes there are new opportunities for audio-on-demand content to reach niche audiences globally with low distribution costs.