A key difference is that we did know how to read non-burnt scrolls before that.
They revive a knight who attacks them and gets killed, a hippie who they kill off after questioning, and finally a future human with psychic powers who steals the revival device.
By no means perfect but it's surprisingly close. Granted I think that interpretation is from looking at stuff like electrical activation and not just brain structure itself and the fossil is the latter.
But bring to machine interfaces are an entirely different thing altogether and they test it with controls and training unknown examples and then proceeding to prediction based off of training.
https://www.vox.com/future-perfect/2023/5/4/23708162/neurote...