The Egyptians have definitely scrubbed their history. I’m too busy to provide examples, but I’ve read of more than merely one.
“...since their professional careers are at stake.”
Yes, since that has now trumped ‘science’.
And, might I add, a financial incentive. (thanks a lot, hawass & fauxi).
Especially the ones who had an alphabet known as REFORMED Egyptian!
Nary a sample of it exists today, except for...