IN pink trousers and a matching puffer jacket, Grammy-nominated Kenyan musician Bien-Aime Alusa gyrates on stage as he sings to a bank of swaying fans, many capturing the moment on their mobile phones. When the curtain drops on the concert in Nairobi, Alusa keeps making connections and profits through a digital streaming and payment platform, HustleSasa, which he co-founded to help artists recover from revenues lost to the coronavirus lockdown. HustleSasa, which officially launched in November 2021, allows the singer-songwriter and fellow creatives to stream music or sell branded merchandise, concert tickets, food, fashion and other services in one mobile…