Not machines being human. Humans becoming machines.

[Seeking perfection... Was that it? The thought makes him shudder, unsure of where it had come from.]

Some of us do. Me, been too many reboots. Isn't good for the brain. Memory's pretty scattered.

[He remembers ice, a biting cold. A battlefield, strewn with bodies of Exo comrades and disingegrating Vex. Fragments that have only recently surfaced.]