gistfile1.cs

//2本接続
var observable = t.Streaming.StartObservableStream(StreamingType.User);
var disposable1 = observable.OfType<StatusMessage>().Subscribe(s => Console.WriteLine("status"));
var disposable2 = observable.OfType<EventMessage>().Subscribe(e => Console.WriteLine("event"));

//1本接続
var observable = t.Streaming.StartObservableStream(StreamingType.User).Publish();
observable.OfType<StatusMessage>().Subscribe(s => Console.WriteLine("status"));
observable.OfType<EventMessage>().Subscribe(e => Console.WriteLine("event"));
var disposable = observable.Connect();