I'm an old-time programmer since the early '80s, but believe me, I've kept up with it and now I'm a PHP guru.
But seriously, I decided to begin contributing to this Wiki, 'cause it has the greatest flexibility, I feel, and the best opportunity for growth.
Good job, Pm, or whoever you are, except your rap on the lack of support for hierarchical groups and page storage -- if true -- would mean that every operating system in the world is defective. Sorry.
Here's my contribution: Shoutbox