On the topic,
What is the source for the recent change of the Trisagion on Coptic Reader for Theophany (ⲉⲕ ⲡⲁⲣⲑⲉⲛⲟⲩ, ⲟ Ⲓⲟⲣⲇⲁⲛⲟⲩ x2 instead of ⲟ Ⲓⲟⲣⲇⲁⲛⲟⲩ x3), along with the other significant changes to the Coptic (Nativity Paralex, Patriarch Doxolog…