>>6388217>. Otherwise they wouldn't have bothered making Sam comment about itSam's a jackass who doesn't know what the fuck Bumblebee should sound like. No one else comments on it, and this movie makes it so that Bumblebee has a sense of dignity about his voice, so that he refuses to use a fake one. A rough retcon, but not one that doesn't work.
>a fucking huge part of it.Movieverse Cybertron seems like it was built in layers; a vast grid system. Even if the outer layers got damaged, something is still there; in fact that might account for the seeming size change.