public static void Main()
{
Employee employee1;
Employee employee2 = new Employee();
employee2.SetName("Inigo", "Montoya");
employee2.Save();
// Modify employee2 after saving.
IncreaseSalary(employee2);
// Load employee1 from the saved version of employee2
employee1 = DataStorage.Load("Inigo", "Montoya");
Console.WriteLine(
$"{ employee1.GetName() }: { employee1.Salary }");
}