For sure, you have experienced moment, when you open your Youtube playlist with your favourite music videos just to discover that some of them are not available anymore. If some recent video is gone, for sure, you might remember what you added and you can search from internet new version. But what if you visited your list long time ago.. or video was added last year. You can't remember no song title.. nor artist.. but for sure it was a good one.. those bastards
* Make automatic copy of your playlists (synced once per day)
* Find out titles of unavailable videos
* Search
* JSON export