(Post updated at 2:45 p.m. with comment from the Electronic Frontier Foundation)

How he got his hands on the goods, we don't yet know. But today, police visited the home of a Culver City man and arrested him on suspicion of violating federal copyright law by posting nine previously unreleased Guns N' Roses songs on a website, Scott Glover reports in this L.A. Times story.

In June, the nine songs, from the band's upcoming album "Chinese Democracy," ended up on the website Antiquiet, which drew the attention of the feds. The site received so much traffic that it crashed.

Kevin Cogill, 27, told the FBI that he had posted the songs, according to an arrest affidavit. (In other stories, Cogill has been quoted as Kevin Skwerl, who, according to Rolling Stone, operates Antiquiet and used to work in the distribution office of Universal Music. The Recording Industry Assn. of America says it's the same person.) "Leak or no leak, I said that the only way the album would be a net success would be if the music was good enough to move units for years to come," he wrote at the time on his blog.

For musicians, TV networks or movie studios, there is probably nothing worse than seeing their work available illegally online before it has even been released. The movie industry has put elaborate ...