Good point, updated. These were done on 2.3GHz Core i7 & OS X 10.9.4. Note that "max" settings were used, meaning that, for example, both JS and CSS had to be

Good point, updated. These were done on 2.3GHz Core i7 & OS X 10.9.4. Note that "max" settings were used, meaning that, for example, both JS and CSS had to be minified (and that's delegated to UglifyJS2 and clean-css packages correspondingly).