Figure 2, attributed to Gordon Pask, from Heinz von Foerster's "On Self-Organizing Systems and Their Environments," in Self-Organizing Systems: Proceedings of an Interdisciplinary Conference 5 and 6, May 1959, Oxford: Pergamon Press, 1960, pp. 31-48.
![ext reads, "To the conservatively trained ears of the Argives, alterations like these were so offensive that they assessed with fines those musicians who presumed to tamper with the hepptachord's proper nature: [Indented quote begins] In ancient times, then, since their prime concern was with character, people valued above all the dignity and simplicity which was a feature of ancient music. Thus the Argives are said to have once laid down a penalty for breaches in the rules of music, and to have imposed a fine on the first man who tried to use more than the seven strings normally current among them and who attempted to modulate into Mixolydian."](https://cdn.bsky.app/img/feed_thumbnail/plain/did:plc:p3llizlqfusqz7yv4dfhfqyi/bafkreib37zycclbyjlt5af76amvm2soupqn5mbpiftvel4x5pxvw7h3fja)
