[A_Non_eMouse]

Except that The DMCA requires immediate removal upon complaint. Granted, the automated youtube-internal identification isn't exactly subject to that, but it was created in response to a lawsuit from the media companies about how hard it was for them to find and report infringing content.

[noct]

At least the DMCA requires the submitter swear under penalty of perjury that the notice is accurate. The current YouTube system has no penalty for false claims.