Hailu Mergia On World Cafe | Hear an unusual session today with Hailu Mergia, a keyboard player and Ethiopian music star who now lives in the U.S. He came to World Cafe’s attention through Awesome Tapes From Africa, the website where Hailu Mergia & Low Mentality Brian Shimkovitz posts cassette tapes of African music he discovers. That’s what led Shimkovitz to Mergia…