The trauma of witnessing a lethal accident and traffic delays due to cleanup have different severities but each can have lasting impacts on people.
You may not have noticed, but there was no collision in the article being discussed. He was speeding in traffic that was so light that he didn't even need to change lanes. There was no collision. He had something like a 45mph speed differential versus other traffic.
How about you stop pontificating on hypotheticals and look at the actual situation being discussed?
Also, if you're so concerned about the trauma of seeing motorcyclists injured, then you should be focusing on driver training and PSAs about scanning the road for more vulnerable road users. Motorcyclists are injured or killed by inattentive or reckless drivers at a rate vastly higher than the reverse.