Review – STS9 Played Full ‘Artifact’ Album at Red Rocks for the First Time Ever Tyler HarveySeptember 9, 2017 Last night, Sound Tribe Sector 9's (STS9) diehard fans came out for a once in a lifetime performance at Red Rocks. A lot of you may be thinking, "Well, it can't... 303 MagazineConcert ReviewsFeaturedMusicRed Rocks4 min read