Sabriel's vision of a mobile suit is something like a suit of plate armor the size of a building, with a few blinking lights in various places because it's technology, and that seems to be part of what makes technology advanced.

But that... doesn't sound like what Yzak had described. He'd spoken of people in conflict, trying to achieve peace- not entrusting everything to machines.

"And how they govern bodes ill for humanity?" She can read between the lines of that expression. "I'm sorry. Where I'm from... things like radios, airplanes, and cinemas are considered advanced, so when people speak of going into space, or machines that act on their own... It sounds as strange to me as magic probably sounds to you."