The key word there is "excessively". Going faster than the posted speed limit doesn't mean you're endangering others. And, heck, driving at or lower than the po

The key word there is "excessively". Going faster than the posted speed limit doesn't mean you're endangering others. And, heck, driving at or lower than the posted speed limit also doesn't mean that you aren't endangering others (e.g. under poor weather conditions).