ITWorld has a nice new article that not only covers an intro to the language but also a good set of reasons why you (yes, you) need to use PHP. Check it out - When should you use PHP?
Also, with all the flack that I've been seeing about Zend and it's new store, I wanted to get an idea of what you guys thought about it. So, hop over to the forums and leave your comments and complaints under Did Zend get it wrong?