To me, YUI smells like a big bloated "Enterprise software" while JQuery is small and "Made by hackers". I have used them both and when I run into bugs, the one

To me, YUI smells like a big bloated "Enterprise software" while JQuery is small and "Made by hackers". I have used them both and when I run into bugs, the ones in YUI are still open and waiting for the time until their "paid" developer has time to fix it..