Several doctors authorized by the Social Security Administration to look at his injuries disputed his claim that his condition was caused by the accident.
In addition to the potential fatalities that result from speeding, one should also consider that an accident related injury becomes a pre-existing condition in the eyes of a health insurance company and can mean that an individual faces much higher health insurance premiums.
We will never know in the case of Dolly whether her condition is due to cloning or whether it is an unfortunate accident because sheep do develop arthritis.