The problem has been reduced to near zero. The railroads are not as ignorant as you make them out. there are maintenance efforts that exceed your notions
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I will acknowledge that there are huge maintenance demands when you are running thousands of rolling stock, but all you need is one of the East Palestine events to drive you into financial ruin. Some say the ground and water contamination may cover much of the area east of the Mississippi and parts of northeastern Canada. All you need are environmental nutjobs to get involved and run your business into the ground. There is more that will unfold in this story.
Some are lawyers attempting mightily to suck money from the American economy. The parasitic lawyers like to kill their host by sucking money, the very life blood, out of them.
Most of the hyperbolic moaning is by or on behalf of the lawyers