A Reddit post featuring a photo of a fellow passenger's foot encroaching on the poster's space during a flight has ignited a heated discussion about in-flight etiquette and personal boundaries. The image shows a man's black sneakers resting slightly over the line into the original poster's footwell, prompting the question, "Why do men do this?" The poster, seated in the middle seat, felt further disadvantaged by this perceived invasion of their limited space. The post, titled "Why do men do this," sparked a range of reactions on the "r/americanairlines" subreddit, from humorous suggestions like "Stomp away" and "You just got a free footrest" to more serious concerns about acceptable behavior and consideration for others. Some users argued that the man's actions were unacceptable, particularly in the already cramped confines of an airplane, while others debated whether the man was genuinely "manspreading" or simply dealing with limited space. Some commenters suggested that the placement of electrical boxes under the seats contributes to the problem, limiting foot space and potentially forcing passengers into awkward positions. Others pointed out that such boxes seem unnecessary in economy seats. Several users emphasized the importance of direct communication in such situations, advising the original poster to address the issue with the man directly rather than resorting to social media. Etiquette expert Jacqueline Whitmore, a former flight attendant, recommended a diplomatic approach, suggesting placing personal belongings near the encroaching foot as a subtle hint. American Airlines' website outlines passenger responsibilities, emphasizing appropriate and respectful behavior towards fellow passengers and crew. This incident highlights the ongoing challenges of maintaining personal space and navigating social etiquette in the close quarters of air travel.