"So the CEO comes to you and is all like “I wanna build the next Facebook killer”, and your all like “Fuck ya! I’ve been waiting for this chance ever since I learned PHP!”." Ha! As for the content of the article... Yes, if you know that you're going to be building some sort of rich Javascript app, then start with a richer framework. This doesn't mean that JQuery is for Noobs, it just means that it's for lighter weigh…
Indeed. When I started a new job that required me to use MooTools, I went looking for the philosophical differences between it and jQuery (which I was familiar with). I found this wonderfully-written overview: http://jqueryvsmootools.com/ .