Am I missing something from this article:<p><a href="https:&#x2F;&#x2F;medium.com&#x2F;swift-programming&#x2F;1-learn-swift-by-running-scripts-73fdf8507f4b#.1utumj3wa" rel="nofollow">https:&#x2F;&#x2F;medium.com&#x2F;swift-programming&#x2F;1-learn-swift-by-runnin...</a>