In fact a major reason why the Olmec are still shrouded in mystery is the of lack any decipherable script, which means that researchers can only piece together Olmec history from excavated pottery and jade artifacts.
而它之所以仍舊謎團重重，正是因為可辨識的文字不多，所以研究者只能從出土的陶器、玉器去拼湊其歷史。