A powerful new voice arrives to set the Australian music scene on fire.   Tanzanian rapper, musician, singer and hip hop artist Katanga Junior has called Mparntwe (Alice Springs) home for only a year. Yet already he’s one of the hardest working musicians in town, igniting the stages of festivals and music venues alike.   Ferociously talented, his unique blend of rap, reggae and ragga sets dance floors ablaze. His first EP Moto (“fire” in Swahili) is due for national release on September 4, 2021.   “I called it Moto because there’s burning and fire in the lyrics,” reveals Katanga when I interview him from home, “with fire in the music and the cover art. Yeah, fire is definitely the vibe”.   Fifteen months…