...but I don't have any sysadmin / filesystem needs :)
Anyhow, I tried again to get it running out of curiosity, and here is my transcript:
[colin:~] colinrichardson% cd /Library/WebServer/devsites/niag/cgi-bin
[colin:devsites/niag/cgi-bin] colinrichardson% chown colinrichardson:apache...