Ataraxia (ΑταÏαξία) is a Greek term used by Pyrrho and Epicurus for freedom from worry or any other preoccupation, and for Epicurus was the first step to achieve Hêdonê, the pleasure.
Ataraxia is an Italian neo-folk/neo-classical http://www.fluxeuropa.com/review.htm?item=73 band who combine modern technology with archaic instrumentation over various media.