Westworld producers on that huge reveal and brutal scene in Episode 7

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This was a pretty enlightening interview! Here are some of the key takeaways:

Ford knew of the phrase "blood sacrifice" since Hector was in the room and Ford has access to the information.
Ford's intense level of control in the park and the things he's built into the park that only he knows about / can control
A large part of Clementine's personality has been killed off due to her lobotomy.
In Season 2 we learn more about the internal details of the host, i.e. how they're powered, how their brains work etc.