> Note that gzipped or otherwise compressed text makes differences even worse at least in the case of Japanese - where UTF-8 text gets de-aligned all over the p

> Note that gzipped or otherwise compressed text makes differences even worse at least in the case of Japanese - where UTF-8 text gets de-aligned all over the place to odd byte sizes and compresses worse. That was not what this article measured. UTF-8 and UTF-16 compressed to virtually the same size.