/// <summary>
/// EventHandler #2.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
static void AnotherHandler(object sender, MyCustomEventArgs e)
{
Console.WriteLine($"Handler2 invoked... {e.Message}");
}
/// <summary>
/// Client work to perform when all the work has been completed.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private static void NotifyWorkCompleted(object sender, MyCustomEventArgs e)
{
Console.WriteLine(e.Message);
}