title: Proper way of printing out an error message
body: <p>Is this line the best way to print out an error message in Bash?</p>
  
  <pre><code>echo 'Error: banana' &gt;&amp;2
  </code></pre>
  
  <p>I need to update tens of Bash scripts which use all different ways of logging errors and I might as well choose the "right" way to do this and adhere to a standard as I do it...</p>