title: guid in System.Guid
body: <p>As per MSDN, they describe System.Guid.NewGuid() as ..</p>
  
  <pre><code>The chance that the value of the new Guid will be all zeros or equal to any other Guid is very **low**
  </code></pre>
  
  <p>Will it be a bad idea to set customerID of Customer table to "uniqueidentifier" and generate the unique id using the System.Guid.NewGuid() ? How can I assure the method will generate only unique IDs ? </p>