A little on the topic of naming libraries and functions.
I switched to using the new smilies ala WordPress.Com. It wasn’t hard.
No, it doesn’t come with Guinan, but you can have a sticky navigation bar as your site’s Ten Forward in two easy steps!
Creating a nested plugin solution for @replies and always-on-reply-links with some theme and plugin code.
Protecting your website can come in many flavors. I’ve always learned towards doing as much on the server (vs in the ‘app’), but the new trend of external services that speed your site up and protect you confuse me.