This is interesting in the context of jQuery's core optimization vs. larger, less-optimized libraries:
----- The developers who put a lot of effort into optimizing things and making them tight and fast will wake up to discover that effort was, more or less, wasted, or, at the very least, you could say that it “conferred no long term competitive advantage,” if you’re the kind of person who talks like an economist. <http://www.joelonsoftware.com/items/2007/09/18.html> ----- - Bil