"Uncommon Knowledge: Concepts Unfamiliar to Non-Experts"

Redditor 'StaleTheBread' initiated a discussion about simple concepts from various fields of study that are often misunderstood by the general public. Responses covered topics such as vaccines, freedom of speech, evolution, correlation vs. causation, memory reliability, orthodontics, vision impairment, drug use and trauma, library management, diaphragmatic breathing, medical limitations, cooking expertise, scientific literacy, essential oils, and sound engineering. The discussion highlighted the gap in understanding between experts and the public in different areas of expertise.