Long running task effect on threads allocation

Tasks - LongRunning.cs

 class Program
    {
        // TaskCreationOptions.LongRunning - demo 
        static void Main(string[] args)
        {
            Console.WriteLine("press any key when ready (run ProccessExplorer 's proccess Threads tab)");
            Console.ReadLine();

            for (int i = 0; i < 1000; i++)
            {
                int i1 = i;
                Task.Factory.StartNew(() =>
                             {
                                 Thread.Sleep(1000);
                                 Console.WriteLine(i1);
                             }, TaskCreationOptions.LongRunning);
            }

            Console.WriteLine("*************** press any key to finish ******************");
            Console.ReadLine();
        }
    }