“I Know U Know” is a wonderful listening experience simply for the rich, beautiful, agile voice of ECHASL, a young woman from China, and the music. The track is at once a debut for her, a tease for the album, Little Black Sheep, and an intro to her wonderfully exotic mix of musical cultures and instruments. “I Know U Know” is also a protest song. “It’s against all types of discrimination, like sexism and racism. It’s based on a real historical story,” she said. The story is abo...