Same happened to me the other day. There is one piece of highway where it is usually safe to open up and let her run, but yesterday I decided not to race the lowered Ford ranger with the "oh so cool" fart can installed on his muffler. (well I didn't race him into triple digits)
After only a mile or so I dropped back to the cruise setting of 72 (in 65) and let him fly by....
Not 2 miles later (he looked to be doing about 90, a state trooper going the opposite way come flying across the grass median at him with lights flashing and sirens on. I just coasted on by....