They have good things. For safety they put cameras in to the trucks to film the drivers. Possibly it avoids a lot of accidents when they film You.
But they film the road too right, that's great as it would save you from you buying a camera yourself
Thought of another last night when I ran into one of Obama's children. When those annoying beggars ask you for money at truck stops you can just step back, point at the truck, and scream "Look at who I drive for, I don't have any money for myself!" There is a benefit to a bad reputation
You should still have your own camera(s). They retain the video record, not you. You can't CYA unless you, personally, have access to the video. Do you really trust a trucking company to look out for your best interests?
Well think of it this way with the trucks speed limited to 60 mph all of the fuel you'll be saving the US economy
They have their name on the back door of the trailer. This is helpful because I know I will have to grab the left lane. And can sooner plan that maneuver