[feifan]

The displays have downward-facing cameras covering what looks like the blind spots next to the cab

[TheLoafOfBread]

A narrowing tool fixing what bending tool has screwed up...

[feifan]

I understand and partly agree with your sentiment, but "offsetting" technologies/components are all over the place. E.g. combustion engines also need mufflers, catalytic converters, etc.