I added Exec/CGI to the options for:
I guess it's a bit confusing, since there are a couple of things in httpd.conf that could be seen as overlapping, since I had already allowed CGIs anywhere by uncommenting this:
# AddHandler cgi-script .cgi
(or so I thought).
In any case, I am now up and happily (if insecurely) running. This is only a dev box for playing with, so I'm not too worried.
Thanks again for the article!