They conjure beatific grooves that radiate with alluvial soul, celestial jazz, electronic experimentation and the polyrhythmic essence of Africa. It is marrow music, what digs beneath your bones, seeping into your bloodstream and inner visions. You hear flashes of the greats: Badu, Georgia Anne Muldrow, Jill Scott, and the Things Fall Apart-era Roots. You might even hear the ethereal float of Frank Ocean or the glowing bliss of Flying Lotus and Thundercat. But like all stellar quartets, Seba Kaapstad is indivisible and made stronger by the sum of their parts.