Another interesting article to read:

Panda Update: Panda Update: HubPages Asks Google Why YouTube Gets Away With Softer Content Policy | WebProNews

Man, each time Google make an algorythm update, it is so destructive that they are terrorizing the entire webmaster community.

Winner # 4 stole many articles from us and DMCA were sent many times, they took for excuses that their system was locked and it was impossible to remove any contents, I remember that it made me laugh

Anyway I found that it was better to send the DMCA to the search engines, because they do this job right.