I actually loved his performance. Sure, it was a little flat at times, but there were other moments where it was nuanced and emotive. The line in the moon mission, [spoiler]"Where's his ghost?"[/spoiler], sent shivers down my spine and really helped conjure up a feeling of dread. I genuinely felt like a little floating robot was scared for its life and feeling dread about [spoiler] what might have happened to its kin[/spoiler].