Original sentence: In addition to tracks recorded on-stage during concerts, it also contains songs recorded in hotel rooms, on the tour bus, and backstage.It is unusual among live albums, in that none of the tracks had ever appeared on a previous studio album
Edited sentence: It is also unusual among live albums, in that none of the tracks had ever appeared on a previous studio album.The album is one of the most original live albums ever made: in addition to tracks recorded on-stage during concerts, it also contains songs recorded in hotel rooms, on the tour bus, and backstage