To keep you from dying, though. This isn't a phone. If you want to make an efficiency-based argument against personal automobiles from first principles, I'm r

To keep you from dying, though. This isn't a phone. If you want to make an efficiency-based argument against personal automobiles from first principles, I'm right behind you. But given that we're going to drive them around, I'd rather drive ones that kill fewer people; even if it means having to recycle a bunch of frames.