It also begs the question why don't comments regarding duplicates on duplicate submissions automatically get de-duped?
The fun aside, it boils down a matter of ROI on effort. It is not trivial to detect duplication (save exact matches) on URLs. If the community is enabled to deal with it in a non-automated way, it is not worth the trouble dealing with all the threads about false positives and other similar troubles.
The fun aside, it boils down a matter of ROI on effort. It is not trivial to detect duplication (save exact matches) on URLs. If the community is enabled to deal with it in a non-automated way, it is not worth the trouble dealing with all the threads about false positives and other similar troubles.