How did ancient Egyptian culture fade into oblivion?

Cleopatra was Greek. What used to be the height of civilization but became ordinary. They didn't backslide, the rest of the world just caught up and then surpassed them as Egyptians considered this stuff to be 'outworlder conceit' that would fade away in another cycle of time leaving Egypt at the top again. read more

But Egyptian culture didn’t fade. It merely merged over thousands of years with other cultures. Until this day, Egyptian culture remains uniquely Egyptian but merged and changed over thousands of years by so many influences that I will now state the most important of them. read more

Eventually, Egyptian hieroglyphs were replaced by the Coptic script. Only a few signs from the demotic script survived in the Coptic alphabet. The written language of the old gods plunged into oblivion for nearly two millennia, until Champollion’s great discovery. read more