In the world of web traffic, there’s a simple rule: if it looks like a regular user, walks like a user, and even brings its favorite cookies along—it doesn't always mean there’s a human on the other side. Sometimes, it’s just a very diligent bot that happened to read the User-Agent documentation yesterday. In this article, we’ll share how our traffic analysis tool evolved from naive trust in headers to a paranoid level of verification, and how that led to a "spring cleaning" of our architec...