I've reported bug 294658 on the <https://bugs.launchpad.net/ubuntu> HTML being so large, and bug 294656 on reducing the number of JavaScript libraries requested by every page (though that should be less of an issue because they're usually cached).
I've reported bug 294658 on the <https:/ /bugs.launchpad .net/ubuntu> HTML being so large, and bug 294656 on reducing the number of JavaScript libraries requested by every page (though that should be less of an issue because they're usually cached).