title: Why use Monte-Carlo method?
body: <p>When should the Monte-Carlo method be used?</p>
  
  <p>For example, why did Joel decide to use the Monte-Carlo method for <a href="http://www.joelonsoftware.com/items/2007/10/26.html" rel="noreferrer">Evidence Based Scheduling</a> instead of methodically processing all  user data for the past year?</p>