title: How do you explain that purely functional web servers like Ring and Yesod are not MVCs?
body: <p>Traditionally people think of web applications as an MVC - which assumes an Object Oriented context. </p>
  
  <p>Functional programming critiques this - and offers a model using higher order functions and immutable data structures.</p>
  
  <p>My question is: <strong>How do you explain that purely functional web servers like Ring and Yesod are not MVCs?</strong></p>