console app with cancel-able infinite loop

daemon.cs

// credit: https://stackoverflow.com/questions/35714547/c-sharp-console-application-run-for-loop-while-not-disturbing-rest-of-exec
class Program {
  static void Main(string[] args){
    var tokenSource = new CancellationTokenSource();
    var cancellationToken = tokenSource.Token;
    
    var backgroundTask = Task.Run(() =>
    {
      Console.WriteLine("Background task started");
      long count = 0;
      while (!cancellationToken.IsCancellationRequested)
      {
        //TODO: do your thing
        count++;
      }
      Console.WriteLine("task cancelled");
      return count;
    }, cancellationToken);

    Console.WriteLine("Back in main");
    Console.ReadKey();
    tokenSource.Cancel();
    Console.WriteLine("Counter: {0}", backgroundTask.Result);
    Console.ReadKey();
  }
}