en several independent
FastCGI requests.  This supports applications that are able to process
concurrent requests using event-driven or multi-threaded programming
techniques.  Second, within each request the protocol provides several
independent data streams in each direction.  This way, for instance,
both <tt>stdout</tt> and <tt>stderr</tt> data pass over a single
transport connection from the application to the Web server, rather
than requiring separate pipes as with CGI/1.1.<p>

A FastCGI application pla