Throughout my entire high school experience, not once was I called into the counselor's office to discuss my future, much less the possibility of attending college. (sciencemag.org)
There is also a lot less possibility of a wreck at those speeds, so that is a consideration as well. (mechanics.stackexchange.com)
The much simpler system will mean (a) that every person who takes work is better off (b) it will be cheaper to administer and (c) there will be less possibility for fraud. (conservativehome.blogs.com)