Common fingerstylists make use of innumerable looping pedals to erect intricate harmonies as producer/performers. Discipline recording documentarians overlay environmental textures matching distant lands evoked by afflicted acoustic instruments. "Bruno Mars might not be your regular guitar slinger, but his funk-motivated pop is stuffed with excellent chords and fascinating voicings": ... https://www.youtube.com/watch?v=-RQVm7DGAhI&t=14s