Unfortunately, that's exactly the problem. If it didn't provide value, no one would use it and its lack of security would be a moot point. The PDF converter is

Unfortunately, that's exactly the problem. If it didn't provide value, no one would use it and its lack of security would be a moot point. The PDF converter is a great example. It's functional, people use it - to transfer potentially highly sensitive documents over an insecure connection. At that point, it provides value in the same way that a Nigerian prince provides banking services.