.. Says a man who's worked on the internals of Everything, which at first glance also seems like a real crazy idea :)
Certainly the documentation has improved 100-fold in the last few months, the newest version had docs as its big goal. As for the dev process, I'd appreciate if you'd qualify that remark, preferably on the mailing list where the core devs can answer your concerns.
Can't say I have a clue about mod_php though.. If its "html pages with code in", nope, Catalyst doesn't replace that. Although one can use a PHP view :)