+<h3 id="sky"><a href="sky/">sky</a></h3>
+sky is a wrapper around uploaders such as
+<a href="http://en.wikipedia.org/wiki/Rsync">rsync</a>, which uploads a file
+to a remote host with a web service, and gives you a URL that will allow other
+people to download it immediately.
<h2 id="qa">Testing and QA</h2>