The podcast episodes provided demonstrate the prevalence of advertising and promotional content within podcasts, with many of the episodes containing sponsor messages, product placements, and cross-promotions of other podcasts, services, and merchandise.

For example, the episode 'McKone's Granny Hates Bobby' from the 'Bad Friends' podcast features multiple promotional segments for various products and services, including Instacart, Bad Friends merchandise, Shopify, BLUECHEW, Morgan & Morgan, and Liquid Death.

Similarly, the 'Trusty Trivia: SNORING!!!' episode from the 'Who Smarted? - Educational Podcast for Kids' podcast includes advertisements for podcast subscription services, language learning apps, financial apps for kids, and website builders.

The presence of such advertising and promotional content is common in the podcast industry, as it allows podcast creators to generate revenue and monetize their shows, while also providing listeners with information about products, services, and other media that may be of interest to them.