What can tell 8 hands joining within malleable matter without any intention to model something?  

The answer is the transmutation achieved by Guido Dettoni of the images of several points of view of the volume shaped by the four authors.  

This performance took place, unexpectedly, during the HANDMATTER workshop during the Texas Symposium on Deafblindnes at the TEXAS SCHOOL FOR BLIND AND VISUALLY IMPAIRED in Austin.