Why is Stack Overflow so popular? The website is full of very frequently asked questions and insightful answers for all topics, not just the few topics that Sta

Why is Stack Overflow so popular? The website is full of very frequently asked questions and insightful answers for all topics, not just the few topics that Stack Overflow and its sister sites have. And often the highly upvoted answers in the "Life" category are stories, not just answers. It is a place to pick the minds of people more experienced. Most importantly, the site is SEO friendly.