Harold Innis ani Marshall McLuhan yɛ Kanada jamana lɔnniba dɔɔnin baw yɛ ka sabu kɛ u ka dɛmɛw yɛ laminikalan kɛnɛw ani politiki nafarasɔrɔsira kan san 20 sigiyɔrɔma kɛmɛ kɔnɔnana.