I promise you, relinquishing the worry and just using the current identity to refer to past events will be less confusing in practice 100% of the time. If you have a trans friend introducing them to new people, bringing up the past and needing to clarify that your friend is trans and proceed to misgender them the entire time while talking about it will be extremely humiliating for your friend and awkward for the people you’re supposedly trying to help by making this pointleasly cruel distinction just for some misguided idea of consistency.
I promise you, relinquishing the worry and just using the current identity to refer to past events will be less confusing in practice 100% of the time. If you have a trans friend introducing them to new people, bringing up the past and needing to clarify that your friend is trans and proceed to misgender them the entire time while talking about it will be extremely humiliating for your friend and awkward for the people you’re supposedly trying to help by making this pointleasly cruel distinction just for some misguided idea of consistency.