I tried reStructuredText and I found that writing hyperlinks was very tedious and ugly. Here is the example from the tutorial
External hyperlinks, like `Python <http://www.python.org/>`_.
Look at how many special characters it needs and how interferes with reading.I found it annoying and tiring to write and to read. It is the main reason I went with Markdown.
RST may be superior technology-wise but it inferior when it comes to usability