According to this sculptor/mechanical engineer who saw one recently, the Cybertruck actually has subtle curves. He posted photos.

https://twitter.com/DavidKasmanArt/status/172922332301007291...

one very interesting take i hear is those 'armored plates' might become a death trap in a car crash. As hydraulic cutters might not be as effective on them in case firefighters need to cut people out of a vehicle.