The core of any scene tracker is the . When a scene group releases a file, it is first uploaded to private FTP servers. The release is then immediately logged on a pre-channel—a real-time feed announcing that the content is available. A scene tracker indexes these announcements, allowing users to know the exact "pre" time (the time of release). Scene Trackers vs. General Torrent Trackers
Jax frowned. A "dupe" meant the file had already been released by another group, a massive embarrassment in the Scene. But the tracker wasn't pointing to another group. It was pointing to a timestamp from four hours in the future. scene release tracker