A friendly reminder
The Sheikahs have always been into engineering
It’s not a breath of the wild thing
This is Impa’s house from OoT3D
She has -very simple- blueprints of the ocarina and gate of time (which proves she knows about Timeshift Stones (c.f. Hyrule Historia), the uses of blue fire (which again would be featured in breath of the wild), how the Jabu-Jabu entry puzzle is solved…
They’ve been at this for millennia.