//event handler implementing the subscriber's delegate***should have same signature as that of the delegate
public void DisplayOk(object clock, CarEventArgs args)
{
Console.WriteLine("Gadi badiya chal raha hai ==> msg from publisher {0}", args.msg);
}
//event handler implementing the publsihers delegate
public void Display(object car, CarEventArgs args)
{
Console.WriteLine("SOS, break out of the car ==> msg from publsiher {0}", args.msg);
}