If you asked him how he knew this, he said that a devil first pointed out the place with its finger.
Second sight allows for clear communication through a network that can bypass and allow access to memory that might otherwise be inaccessible.
It allows memory to be exchanged among differing social groups with differing levels of accesses to information.
It was also believed not just to facilitate communication and memory within and between cultures but to facilitate relationships between very different kinds of things.
Form of inter-species communication.
I have to engage in some further time travelling to think my way into this feature of the network here.