A study analyzing Reddit posts ranked Arizona as the least profane state with a rudeness score of 2.63 out of 10, but Phoenix New Times disputes the findings, arguing that Arizonans curse frequently in daily life, particularly while driving and dealing with extreme heat.
Margin is a macOS app designed to help students study technical PDF textbooks more effectively. It lets users add notes and explanations directly beside text, organize related notes into scratchpads by topic, and revisit their work through an interactive book map. The app saves locally without requiring subscriptions or accounts, works offline, and supports PDFs up to 2,000 pages on Apple silicon Macs running Sonoma or later.