How can you know what a DMCA Takedown is and not understand how Google can operate?
The DMCA gives you a "safe harbor" from accidental copyright infringement. But once you know it's copyrighted you have to take it down. AKA, the DMCA notice.
The DMCA won't protect you from knowingly linked to copyrighted material and waiting until someone sends a letter. That's how Megaupload is getting pwnd.
Maybe I know how it works. Maybe I said that to highlight exactly what you are talking about and to underscore the fact that he did not have to shutdown his service if he was compliant with DMCA takedowns, just like Google.
His app store page had a screenshot of his app playing a Madonna song...
"Finally, the service provider must not have knowledge that the material or activity is infringing or of the fact that the infringing material exists on its network. [512(c)(1)(A)], [512(d)(1)(A)]. If it does discover such material before being contacted by the copyright owners, it is instructed to remove, or disable access to, the material itself. [512(c)(1)(A)(iii)], [512(d)(1)(C)]. "
The DMCA gives you a "safe harbor" from accidental copyright infringement. But once you know it's copyrighted you have to take it down. AKA, the DMCA notice.
The DMCA won't protect you from knowingly linked to copyrighted material and waiting until someone sends a letter. That's how Megaupload is getting pwnd.