According to Nairobi-based director, producer, and author Wanuri Kahiu, African art needed a jolt of fun, fierceness, and frivolity. Too often, she says, the stories that come out of the continent are “limited to war, poverty, and devastation.” So Kahui cofounded an artistic movement called AFROBUBBLEGUM that flies in the face of those stereotypes. AFROBUBBLEGUM includes the work of many artists in a variety of mediums, including Kahui’s film Rafiki, which follows the story of Kena and Ziki, two women in Kenya who fall in love despite the political rivalry…