Rosie Newmark writes: “At Hewitt (Tex.) Public Library, teens enthusiastically shared slideshows on the history of roads and the comparative merits of doors and wheels. None of this was schoolwork. PowerPoint is finding new life among young people as a tool to share humorous, creative, and niche slideshows with friends on TikTok and other social media platforms. Now libraries across the country are hosting their own PowerPoint Parties, using the events to engage a younger crowd.”