404. That’s an error.

The requested URL /bookmarks/mark?op=add&title=http%3A%2F%2Fwww.intel.com%2Fcontent%2Fwww%2Fxa%2Fen%2Fgaming%2Fserious-gaming.html&t=google&v=3 was not found on this server. That’s all we know.