Simple automated functional test that attempts to interact with an element that does not yet exist on the page

gistfile1.txt

public class UnitTest1
{
        private IWebDriver _driver;        
        [TestInitialize]
        public void Setup()
        {
            //LocalInitialize();
            BasicInitialize();
        }

        private void BasicInitialize()
        {
            _driver = new FirefoxDriver();
            _driver.Manage().Timeouts().ImplicitlyWait(TimeSpan.FromSeconds(1));
        }

        [TestCleanup]
        public void Teardown()
        {
            _driver.Close();
            _driver.Quit();
        }

        [TestMethod]
        public void DynamicallyLoadingElementsTestFailure()
        {
            //go to a url that contains a dynamically loading page element
            _driver.Navigate().GoToUrl("https://the-internet.herokuapp.com/dynamic_loading/1");
            //click the start button
            _driver.FindElement(By.Id("start")).Click();
            //find the element that has the text Hello World
            var text = _driver.FindElement(By.XPath(".//*[contains(text(),'Hello World!')]"));
            //click on the text
            text.Click();
        }
}