On a recent Sunday afternoon, a voice in Urdu echoes through a desolate neighborhood of a valley on the outskirts of Kathmandu. We are climbing a four-story building tucked away against green paddy fields. The voice grows louder. At the cramped, top floor apartment, amid a tattered carpet and mattresses, a desktop computer sits beside a rickety table fan. It is playing a grainy video for perhaps the umpteenth time. The video shows a heated debate between an analyst and …