And of course, there's all that discussion on Tolkien languages online... all of which used Latin transliteration (with slightly varying standards too: accented vowels, doubled vowels, tripled sometimes, etc etc. "More than one orthography"). This gets back to "everything's a code of Latin" again.
Tengwar is easily as complex as Tamil. -- Michael Everson * * Everson Typography * * http://www.evertype.com