The implication here is that Modern Egypt and Ancient Egypt are the same culture, which isn’t true by any real definition since as you mentioned Egyptian cultur

The implication here is that Modern Egypt and Ancient Egypt are the same culture, which isn’t true by any real definition since as you mentioned Egyptian culture was Hellenized centuries before the Romans showed up (and semi-Persianized centuries prior to that.) This is like claiming the Islamic Republic of Iran is the same culture as ancient Persia.