There are four artists by this name: a British looping multi-instrumentalist, A DJ and MC from Providence, R.I., a French electronic artist and DJ, and a hard rock band from Norway. 1: Theo is the alias of multi-instrumentalist Sam Knight, from Worcester, UK. Taut, chugging guitar loops layer up with frenetic tapping patterns that interweave in spiralling complexity before near sub-atomically precise, powerhouse drumming clatters and builds each song into juggernaut of riffs and rhythms.