Who Knows (Live At Fillmore East, 1970 / 50th Anniversary) · Jimi Hendrix Band Of Gypsys ℗ 2009 Experience Hendrix L.L.C., under exclusive license to Sony Music Entertainment Released on: 2022-10-26 Producer: Heaven Research Recording Engineer: Wally Heider Mixing Engineer, Re- Mastering Engineer: Eddie Kramer Re- Mastering Engineer: George Marino