title: Compare and contrast the lightweight markup languages
body: <p>Please identify the most popular lightweight markup languages and compare their strengths and weaknesses.  These languages should be general-purpose markup for technical prose, such as for documentation (for example, Haml doesn't count).</p>
  
  <p>See also: <a href="https://stackoverflow.com/questions/34276/markdown-versus-restructuredtext">Markdown versus ReStructuredText</a></p>