Music Sonic Reducers: Radiohead Unveils ‘KID A MNESIA’ Collection Sep 8, 2021 Facebook Twitter Pinterest WhatsApp Linkedin ReddIt Email Print Sonic Reducers: 5 minutes. 2 music geeks. 1 big story. Join us all we celebrate and look back at Radiohead’s Kid A and Amnesiac with their upcoming 3-volume collection, KID A MNESIA.