His assemblages generally give the appearance of being functional machines or ritualistic objects that are indivisibly of a piece, albeit of indiscernible origin and purpose.
Researchers further distinguished immediate echos by the sequential context in which they occur: after corrections, after directives, or in indiscernible sequential positions.
The style of these depictions has since evolved over the life of the series from decipherable transliterated writing to a more stylized (and indiscernible) form.
