It was this changelog that convinced me: http://sass-lang.com/docs/yardoc/file.SASS_CHANGELOG.html#320_10_august_2012 http://sass-lang.com/docs/yardoc/file.SASS

It was this changelog that convinced me: http://sass-lang.com/docs/yardoc/file.SASS_CHANGELOG.html#320_10_august_2012 http://sass-lang.com/docs/yardoc/file.SASS_CHANGELOG.html#32... @extend, @include, % placeholder selectors. But I take your point about gzipping and from what I've read redundant CSS has a negligible effect on site performance.