OK, I won't be self-deprecating on HN in the future then... it's not poorly optimised. The point I was trying to make is that I learned far more about how Javas

OK, I won't be self-deprecating on HN in the future then... it's not poorly optimised. The point I was trying to make is that I learned far more about how Javascript works by learning the language first and thoroughly than I ever would have by learning how to use JQuery. My particular area of work means that cross-browser compatibility isn't a problem - hence writing my own library that might not be compatible with older browsers is not an issue, and it is also better for my own edification.