N. Senada (which may be a play on "Ensenada", "en se nada", meaning "in himself nothing," or "enseƱada," a form of the past participle meaning "taught"; N. may stand for "Nigel") was a Bavarian composer and music theorist who formulated the "Theory of Obscurity" and the "Theory of Phonetic Organization". There is a debate as to whether or not he existed, or was simply an...