message: fixing initialization case
diff: @@ -20,7 +20,7 @@ let globalContext: Context = dummyContext;
  * Returns the default system-wide AudioContext
  */
  export function getContext(): Context {
  - if (!globalContext && hasAudioContext) {
  + if (globalContext === dummyContext && hasAudioContext) {
  setContext(new Context());
  }
  return globalContext;
  