If you want, there is a family resemblance between the work of Dieter Roth and the work of Rudolf Polanszky, in the sense of Wittgenstein's use of this term. Perhaps the common rule to both of them was the rule, that you always have to try to overcome the rules. Anyway the two artitsts were befriended, and so Polanszky dedicated this work to Roth. Music as a field of experiments with signs and structures has always played a major Role in Polanszky's production, think of the tunes of the barrel organ in the video "Zu einer Semiologie der Sinne" (On a Semiology of the Senses, 1976) showing him drinking schnapps and beginning to vomit after a while, which he hand colored afterwards to mark gest...