2009 at 10:07pm HANS-JOACHIM ROEDELIUS AMOEBLOG INTERVIEW Posted by Billyjam , November 12, 2009 12:36pm | Post a Comment Alessandra Celletti and Hans-Joachim Roedelius (of Cluster -- formerly Kluster fame), who in recent times met on MySpace and began working on a collaborative piece titled Sustanza di Cose Sperata [Substance of